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- common
- parachain
- Account crowdloan contributionsPOST
- Parachain infoPOST
- Auction competitorsPOST
- Get parachain listPOST
- Auction funds statPOST
- Parachain metaPOST
- Auction leading blocksPOST
- Parachain register infoPOST
- PLO auctions listPOST
- Best bidPOST
- PLO slot bids listPOST
- Crowdloan fund contributes listPOST
- Crowdloan fund statPOST
- Crowdloan funds listPOST
- Winner predictPOST
- Account crowdloan contributions
- governance
- Account referendum listPOST
- Child Bounty listPOST
- Bounty infoPOST
- Bounty listPOST
- Council proposalPOST
- Council proposalsPOST
- Democracy detailsPOST
- Democracies listPOST
- Referendum list(legacy)POST
- ReferendumsPOST
- Democracy seconded listPOST
- Referendum votes list(legacy)POST
- Fellowship referenda detailsPOST
- Fellowship referenda listPOST
- Fellowship referendum statisticsGET
- Fellowship referendum tracksGET
- Fellowship referendum statisticsPOST
- Fellowship referendum tracksPOST
- Fellowship referendum votesPOST
- more information about the governancePOST
- Preimage detailsPOST
- Preimage listPOST
- Referendum statisticsGET
- Referendum delegator detailsPOST
- Referendum tracksGET
- Referendum delegator votesPOST
- Referendum delegated of delegator listPOST
- Referenda detailsPOST
- Referenda listPOST
- Referendum statisticsPOST
- Referendum tracksPOST
- Referenda votes list(v2)POST
- Techcomm proposalPOST
- Techcomm proposalsPOST
- Get treasury proposal detailsPOST
- Get treasury proposals listPOST
- Treasury tipPOST
- Treasury tippersPOST
- Treasury tipsPOST
- treasury council collective detailsPOST
- treasury council collective listPOST
- treasury council collective vote listPOST
- Treasury spend proposalPOST
- Get treasury spend proposals listPOST
- Account referendum list
- 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
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Get runtime metadata
Polkadot
https://polkadot.api.subscan.io
Polkadot
https://polkadot.api.subscan.io
POST
/api/scan/runtime/metadata
Request
Header Params
Body Params application/jsonRequired
Example
{
"spec": 9430
}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/runtime/metadata' \
--header 'x-api-key: 4d0c8ba32dde4a06bda83d52af49120f' \
--header 'Content-Type: application/json' \
--data-raw '{
"spec": 9430
}'Responses
🟢200OK
application/json
Body
Example
{
"code": 0,
"data": {
"info": {
"metadata": [
{
"calls": [
{
"args": [
{
"name": "string",
"type": "string",
"type_name": "string"
}
],
"docs": [
"string"
],
"lookup": "string",
"name": "string"
}
],
"calls_value": {
"type": 0
},
"constants": [
{
"constants_value": "string",
"docs": [
"string"
],
"name": "string",
"type": "string",
"type_value": 0
}
],
"errors": [
{
"doc": [
"string"
],
"fields": [
{
"doc": [
"string"
],
"type": "string",
"type_name": "string"
}
],
"index": 0,
"name": "string"
}
],
"errors_value": {
"type": 0
},
"events": [
{
"args": [
"string"
],
"args_name": [
"string"
],
"args_type_name": [
"string"
],
"docs": [
"string"
],
"lookup": "string",
"name": "string"
}
],
"events_value": {
"type": 0
},
"index": 0,
"name": "string",
"prefix": "string",
"storage": [
{
"docs": [
"string"
],
"fallback": "string",
"hasher": "string",
"modifier": "string",
"name": "string",
"type": {
"PlainTypeValue": 0,
"double_map_type": {
"hasher": "string",
"isLinked": true,
"key": "string",
"key2": "string",
"key2Hasher": "string",
"value": "string"
},
"map_type": {
"hasher": "string",
"isLinked": true,
"key": "string",
"key2": "string",
"key2Hasher": "string",
"value": "string"
},
"n_map_type": {
"hashers": [
"string"
],
"key_vec": [
"string"
],
"keys_id": 0,
"value": "string",
"value_id": 0
},
"origin": "string",
"plain_type": "string"
}
}
]
}
]
}
},
"generated_at": 1699600641,
"message": "Success"
}Modified at 2025-11-18 09:27:21