Cardano · Schema
Certificatelistitemmessagemetadata
CertificateListItemMessageMetadata represents the metadata associated to a CertificateListItemMessage
BlockchainCryptocurrencyProof of StakeSmart ContractsWeb3
Properties
| Name | Type | Description |
|---|---|---|
| network | string | Cardano network |
| version | string | Version of the protocol |
| parameters | object | |
| initiated_at | string | Date and time at which the certificate was initialized and ready to accept single signatures from signers |
| sealed_at | string | Date and time at which the certificate was sealed (when the quorum of single signatures was reached so that a multi signature could be aggregated from them) |
| total_signers | integer | The number of the signers with their stakes and verification keys |
JSON Schema
{
"$schema": "https://json-schema.org/draft/2020-12/schema",
"$id": "https://cardano.blockfrost.io/schema/CertificateListItemMessageMetadata",
"title": "Certificatelistitemmessagemetadata",
"description": "CertificateListItemMessageMetadata represents the metadata associated to a CertificateListItemMessage",
"type": "object",
"additionalProperties": false,
"required": [
"network",
"version",
"parameters",
"initiated_at",
"sealed_at",
"total_signers"
],
"properties": {
"network": {
"description": "Cardano network",
"type": "string"
},
"version": {
"description": "Version of the protocol",
"type": "string",
"format": "bytes"
},
"parameters": {
"$ref": "#/components/schemas/ProtocolParameters"
},
"initiated_at": {
"description": "Date and time at which the certificate was initialized and ready to accept single signatures from signers",
"type": "string",
"format": "date-time"
},
"sealed_at": {
"description": "Date and time at which the certificate was sealed (when the quorum of single signatures was reached so that a multi signature could be aggregated from them)",
"type": "string",
"format": "date-time"
},
"total_signers": {
"description": "The number of the signers with their stakes and verification keys",
"type": "integer",
"format": "int64"
}
},
"example": {
"network": "mainnet",
"version": "0.1.0",
"parameters": {
"k": 5,
"m": 100,
"phi_f": 0.65
},
"initiated_at": "2022-07-17T18:51:23.192811338Z",
"sealed_at": "2022-07-17T18:51:35.830832580Z",
"total_signers": 3
}
}
Work with this as data
Every JSON Schema here is available over the APIs.io API and to AI agents over MCP.
MCP server
One button, every client — Claude, Cursor, VS Code and the rest.
https://apis.io/mcp
Tools for schemas
4 MCP tools reach this
find_json_schemasBrowse and filter every JSON Schema in the catalog.apis_io_searchSTART HERE — APIs, providers and tags for one query, each with its total.resolveTurn a domain, URL or GitHub org into the provider it belongs to.find_cohortsEvery scored population of providers in the catalog.
Call it yourself
curl for this page
This JSON Schema
curl "https://apis.io/api/v1/json-schemas/CertificateListItemMessageMetadata"
All schemas
curl "https://apis.io/api/v1/json-schemas?limit=25"
Discovery needs no key. Ratings and market analysis are Pro.
Get an API key
Free tier, no form to fill in. Signing in shares your email address with us — we store it to create your key and to recognise you if you sign in with another provider. See our Privacy Policy and Terms.
A second provider on the same verified email joins the account you already have.