{
  "$schema": "https://json-schema.org/draft/2020-12/schema",
  "type": "object",
  "properties": {
    "id": {
      "type": "integer",
      "minimum": 0,
      "description": "Public key ID",
      "$comment": "Must be unique for the identity. It can’t be changed after adding a key. Included when signing state transitions to indicate which identity key was used to sign."
    },
    "type": {
      "type": "integer",
      "enum": [
        0,
        1,
        2,
        3
      ],
      "description": "Public key type. 0 - ECDSA Secp256k1, 1 - BLS 12-381, 2 - ECDSA Secp256k1 Hash160, 3 - BIP 13 Hash160",
      "$comment": "It can't be changed after adding a key"
    },
    "purpose": {
      "type": "integer",
      "enum": [
        0,
        1,
        2,
        3
      ],
      "description": "Public key purpose. 0 - Authentication, 1 - Encryption, 2 - Decryption, 3 - Withdraw",
      "$comment": "It can't be changed after adding a key"
    },
    "securityLevel": {
      "type": "integer",
      "enum": [
        0,
        1,
        2,
        3
      ],
      "description": "Public key security level. 0 - Master, 1 - Critical, 2 - High, 3 - Medium",
      "$comment": "It can't be changed after adding a key"
    },
    "contractBounds": {
      "type": "object",
      "properties": {
        "type": {
          "type": "string",
          "enum": [
            "none",
            "singleContract",
            "documentType"
          ]
        }
      },
      "allOf": [
        {
          "if": {
            "properties": {
              "type": {
                "oneOf" : [
                  {
                    "const": "singleContract"
                  },
                  {
                    "const": "documentType"
                  }
                ]
              }
            }
          },
          "then": {
            "properties": {
              "id": {
                "type": "array",
                "byteArray": true,
                "minItems": 32,
                "maxItems": 32,
                "contentMediaType": "application/x.dash.dpp.identifier"
              }
            },
            "required": [
              "id"
            ]
          }
        },
        {
          "if": {
            "properties": {
              "type": {
                "const": "documentType"
              }
            }
          },
          "then": {
            "properties": {
              "documentType": {
                "type": "string"
              }
            },
            "required": [
              "documentType"
            ]
          }
        }
      ],
      "required": [
        "type"
      ],
      "description": "Defines if the key is bound to a data contract. 0 - No bounds, 1 - Bounded to a contract, 2 - Bounded to a document type",
      "$comment": "It can't be changed after adding a key"
    },
    "data": true,
    "readOnly": {
      "type": "boolean",
      "description": "Read only",
      "$comment": "Identity public key can't be modified with readOnly set to true. It can’t be changed after adding a key"
    },
    "disabledAt": {
      "type": "integer",
      "description": "Timestamp indicating that the key was disabled at a specified time",
      "minimum": 0
    }
  },
  "allOf": [
    {
      "if": {
        "properties": {
          "type": {
            "const": 0
          }
        }
      },
      "then": {
        "properties": {
          "data": {
            "type": "array",
            "byteArray": true,
            "minItems": 33,
            "maxItems": 33,
            "description": "Raw ECDSA public key",
            "$comment": "It must be a valid key of the specified type and unique for the identity. It can’t be changed after adding a key"
          }
        }
      }
    },
    {
      "if": {
        "properties": {
          "type": {
            "const": 1
          }
        }
      },
      "then": {
        "properties": {
          "data": {
            "type": "array",
            "byteArray": true,
            "minItems": 48,
            "maxItems": 48,
            "description": "Raw BLS public key",
            "$comment": "It must be a valid key of the specified type and unique for the identity. It can’t be changed after adding a key"
          }
        }
      }
    },
    {
      "if": {
        "properties": {
          "type": {
            "const": 2
          }
        }
      },
      "then": {
        "properties": {
          "data": {
            "type": "array",
            "byteArray": true,
            "minItems": 20,
            "maxItems": 20,
            "description": "ECDSA Secp256k1 public key Hash160",
            "$comment": "It must be a valid key hash of the specified type and unique for the identity. It can’t be changed after adding a key"
          }
        }
      }
    },
    {
      "if": {
        "properties": {
          "type": {
            "const": 3
          }
        }
      },
      "then": {
        "properties": {
          "data": {
            "type": "array",
            "byteArray": true,
            "minItems": 20,
            "maxItems": 20,
            "description": "BIP13 script public key",
            "$comment": "It must be a valid script hash of the specified type and unique for the identity"
          }
        }
      }
    }
  ],
  "required": [
    "id",
    "type",
    "data",
    "purpose",
    "securityLevel"
  ],
  "additionalProperties": false
}