{
  "$schema": "https://json-schema.org/draft/2020-12/schema",
  "$id": "https://www.aep.foundation/schemas/idempotency-metadata.schema.json",
  "title": "AEP Idempotency Metadata",
  "type": "object",
  "required": ["idempotency_key"],
  "additionalProperties": true,
  "properties": {
    "agent_did": {
      "type": "string",
      "minLength": 1
    },
    "idempotency_key": {
      "type": "string",
      "minLength": 1
    },
    "first_body_hash": {
      "type": "string",
      "pattern": "^sha256:[0-9a-f]{64}$"
    },
    "second_body_hash": {
      "type": "string",
      "pattern": "^sha256:[0-9a-f]{64}$"
    }
  }
}