subscan-stg
  1. Avail
subscan-stg
  • Introduction
  • Tutorial
  • Global Conventions
  • Changelog
  • Subscan API Pro
  • search
    • Check hash type and retrieve associated data
      POST
  • common
    • Get current server timestamp
      GET
  • parachain
    • Account crowdloan contributions
      POST
    • Parachain info
      POST
    • Auction competitors
      POST
    • Get parachain list
      POST
    • Auction funds stat
      POST
    • Parachain meta
      POST
    • Auction leading blocks
      POST
    • Parachain register info
      POST
    • PLO auctions list
      POST
    • Best bid
      POST
    • PLO slot bids list
      POST
    • Crowdloan fund contributes list
      POST
    • Crowdloan fund stat
      POST
    • Crowdloan funds list
      POST
    • Winner predict
      POST
  • governance
    • Account referendum list
      POST
    • Child Bounty list
      POST
    • Bounty info
      POST
    • Bounty list
      POST
    • Council proposal
      POST
    • Council proposals
      POST
    • Democracy details
      POST
    • Democracies list
      POST
    • Referendum list(legacy)
      POST
    • Referendums
      POST
    • Democracy seconded list
      POST
    • Referendum votes list(legacy)
      POST
    • Fellowship referenda details
      POST
    • Fellowship referenda list
      POST
    • Fellowship referendum statistics
      GET
    • Fellowship referendum tracks
      GET
    • Fellowship referendum statistics
      POST
    • Fellowship referendum tracks
      POST
    • Fellowship referendum votes
      POST
    • more information about the governance
      POST
    • Preimage details
      POST
    • Preimage list
      POST
    • Referendum statistics
      GET
    • Referendum delegator details
      POST
    • Referendum tracks
      GET
    • Referendum delegator votes
      POST
    • Referendum delegated of delegator list
      POST
    • Referenda details
      POST
    • Referenda list
      POST
    • Referendum statistics
      POST
    • Referendum tracks
      POST
    • Referenda votes list(v2)
      POST
    • Techcomm proposal
      POST
    • Techcomm proposals
      POST
    • Get treasury proposal details
      POST
    • Get treasury proposals list
      POST
    • Treasury tip
      POST
    • Treasury tippers
      POST
    • Treasury tips
      POST
    • treasury council collective details
      POST
    • treasury council collective list
      POST
    • treasury council collective vote list
      POST
    • Treasury spend proposal
      POST
    • Get treasury spend proposals list
      POST
  • staking
    • Get reward and slash event list
    • Get daily aggregated reward/slash data
    • Get era statistics for a validator
    • Get nominator information
    • Get nominators list for a validator
    • Get total staking rewards
    • Get unbonding list
    • Get validator information
    • Get validator bond statistics
    • Get validator commission history
    • Get active validators list
    • Get nominated validators list
    • Get waiting validators list
    • Staking reward sum
    • Get account reward and slash list (V2)
  • account
    • Get account assets change history
    • Get account balance history
    • Get account token list
    • Get account merkle list
    • Get account statistics
    • Search accounts by identity
    • Get token holders list
    • Account token list v2
    • Get accounts list
    • Account by address
    • Transfers list
  • assets
    • Asset account balances
    • Asset activities
    • Assets list all
    • Asset info
    • Asset holders
    • Assets list all
    • Assets list
    • Asset transfers
  • block
    • Get block details
    • Block header
    • Get block header
    • Get blocks list
  • collator
    • Collator Info
    • Collator List
    • Collator Meta
    • Collator Timelime
  • contracts
    • Get contract events
    • Get contract information
    • Get WASM contract list
    • Get contract metadata statistics
    • Get contract lifetime timeline
    • Get WASM contract transactions
    • Compiler images tag
    • Get available compiler versions
    • Verify wasm contract log
  • stat
    • Daily stat
    • Get monthly active users statistics
    • Get daily token statistics
    • Get token price history
    • Daily stat(v2)
  • api
    • Download progress
    • Get current network metadata
  • event
    • Get event details by index
    • Get event parameters in batch
    • Events list
  • EVM
    • ABI by method id or event topic
    • EVM account tokens
    • Evm block by block number
    • EVM Blocks
    • EVM contract detail
    • EVM contract list
    • Polkadot pvm resolc versions
    • EVM erc1155 collectible detail
    • EVM erc1155 token holders
    • EVM ERC1155 collectibles
    • EVM erc721 collectible detail
    • EVM ERC721 collectibles
    • EVM event Logs
    • Etherscan-like API
    • Evm meta
    • EVM erc20/erc721/erc1155 token
    • EVM token holders
    • EVM token transfer
    • EVM erc20/erc721/erc1155 tokens
    • EVM transaction info
    • EVM internal Tx
    • Evm transactions
  • extrinsic
    • Get extrinsic details
    • Get extrinsic parameters in batch
    • Get extrinsic reward list
    • Get raw extrinsic data
    • Get pending extrinsics
    • Extrinsics list
  • log
    • Get block log by index
    • Logs list
    • Block log list
  • multiChain
    • MultiChain account (BETA)
    • Get multi-chain account count (BETA)
    • Account balance value history (BETA)
    • Account balance value stat (BETA)
    • MultiChain price (BETA)
    • MultiChain account (BETA)
    • MultiChain identities
  • enjin
    • Enjin multiToken holder balance
    • Enjin multiToken activities
    • Enjin multiToken holders
    • Enjin multiToken collection all
    • Enjin multiToken info
    • Enjin multiToken item detail
    • Enjin multiToken item all
    • Enjin multiToken list
  • multisig
    • Get multisig extrinsic details
    • Multisig extrinsic list
    • Get multisig extrinsic details list
  • NFTs
    • NFT account balances
    • NFT activities
    • NFT info
    • NFT holders
    • NFT item
    • NFT items
    • NFTs list
  • nominationPools
    • Nomination Pools Activities
    • Nomination Pools Info
    • Nomination Pools Member Vote
    • Nomination Pools Members
    • Nomination Pools List
    • Nomination Pools Rewards
  • currency
    • supported currencies
    • supported currencies
    • currency price
    • currency price
    • currency price converter
    • currency price converter
  • proxy
    • Get proxy extrinsics list
  • runtime
    • Get runtime version list
    • Get runtime metadata
    • Get runtime module list
  • crustStorage
    • Crust storage daily stat
    • Crust storage group detail
    • Crust storage group members
    • Crust storage groups
    • Crust storage group member detail
    • Crust storage group member files
    • Crust storage group member orders
    • Crust storage orders
  • token
    • Get network token list (by symbol)
    • Get current token prices
    • Get network token list (by unique ID)
  • uniques
    • Uniques holders item balances
    • Uniques activities
    • Uniques list all
    • Uniques info
    • Uniques holders
    • Uniques item info
    • Uniques items
    • Uniques list
  • vesting
    • Vesting release list
  • tokens
    • Native token list
    • Tokens providers
    • Tokens search
    • Tokens(v2)
  • health
    • Health check endpoint
    • Readiness check endpoint
  • accounts
    • Resource count
  • uniqueNetwork
    • NFT account balances
    • NFT activities
    • NFT info
    • NFT holders
    • NFT item
    • NFT items
    • NFTs list
  • coretime
    • Coretime assign list
    • Coretime Event list
    • Coretime Region Purchased list
    • Coretime region info
    • Coretime Region list
    • Coretime sale info
    • Coretime sale history list
    • Coretime workload details
    • Coretime workload history
    • Coretime workload list
    • Coretime workplan list
  • Avail
    • Submitted Data info
      POST
    • Submitted Data list
      POST
  • foreignAssets
    • ForeignAssets account balances
    • ForeignAssets activities
    • ForeignAssets list all
    • ForeignAssets list all
    • ForeignAssets info
    • ForeignAssets holders
    • ForeignAssets list
  • ibc
    • Ibc Transfers list
  • moonbeam
    • Get Moonbeam Orbiters rewards
  • Xcm
    • Xcm Bridge Stat (PRO)
    • Xcm Channel (PRO)
    • Xcm Channels (PRO)
    • Find Xcm message id by hash (PRO)
    • Xcm Message detail (PRO)
    • Get XCM message list (PRO API)
    • Xcm Meta (PRO)
    • Xcm Stat (PRO)
    • Xcm Sender Stat (PRO)
  • bifrost
    • LiquidStaking operation record list
  • scheduler
    • Get scheduler task details
    • Get scheduler task list
    • Get scheduler statistics
  • sxt
    • sxt evm holder list
    • sxt evm transfer list
  1. Avail

Submitted Data info

Polkadot
https://polkadot.api.subscan.io
Polkadot
https://polkadot.api.subscan.io
POST
/api/scan/dataAvailability/info
This API only available for avail network.

Request

Header Params

Body Params application/jsonRequired

Example
{
    "extrinsic_index": "277764-458",
    "hash": "0x2a421fc1d893762dcb6391fb48193354147e36d2a2655f4e2eb52a204add42a8"
}

Request Code Samples

Shell
JavaScript
Java
Swift
Go
PHP
Python
HTTP
C
C#
Objective-C
Ruby
OCaml
Dart
R
Request Request Example
Shell
JavaScript
Java
Swift
curl --location --request POST 'https://polkadot.api.subscan.io/api/scan/dataAvailability/info' \
--header 'x-api-key: 4d0c8ba32dde4a06bda83d52af49120f' \
--header 'Content-Type: application/json' \
--data-raw '{
    "extrinsic_index": "277764-458",
    "hash": "0x2a421fc1d893762dcb6391fb48193354147e36d2a2655f4e2eb52a204add42a8"
}'

Responses

🟢200OK
application/json
OK
Body

Example
{}
Modified at 2025-11-18 09:27:21
Previous
Coretime workplan list
Next
Submitted Data list
Built with