{ "$id":                          "https://schemas.mpai.community/TFA/V1.5/data/ContractQualifier.json",
  "$schema":                      "https://json-schema.org/draft/2020-12/schema",
  "title":                        "Contract Qualifier V1.5",
  "description":                  "Subtypes, formats and implementation‑defined attributes of contracts.",
  "type":                         "object",
  "required":                     [ "Header", "ContractQualifierID", "SubType", "Format" ],
  "additionalProperties": false,  "properties": {

    "Header":                     { "type": "string", "pattern": "^TFA-CTQ-V[0-9],{1,2},[.][0-9],{1,2}$" },
    "MInstanceID":                { "type": "string" },
    "UEnvironmentID":             { "type": "string" },
    "ContractQualifierID":        { "type": "string" },
    "ContractQualifierTime":      { "$ref": "https://schemas.mpai.community/OSD/V1.5/data/SpaceTime.json" },

    "SubType":                    { "type": "object", "additionalProperties": false, "properties": {
      "Categories":               { "type": "array", "items": { "type": "string", "enum": [ "Blockchain", "NonBlockchain" ] },
                                    "minItems": 1, "uniqueItems": true } } },

    "Format":                     { "type": "object", "additionalProperties": false, "properties": {
      "NonExecutable":            { "$ref": "https://schemas.mpai.community/TFA/V1.5/formats/NonExContractFormats.json" },
      "NonBlockChainExecutable":  { "$ref": "https://schemas.mpai.community/TFA/V1.5/formats/NonBlCProgramFormats.json" },
      "BlockChainExecutable":     { "$ref": "https://schemas.mpai.community/TFA/V1.5/formats/BlCProgramFormats.json" },
      "MPAIContractFormat":       { "$ref": "https://schemas.mpai.community/MMM4/V2.2/data/SimpleContract.json" },
      "OtherContractFormats":     { "$ref": "https://schemas.mpai.community/TFA/V1.5/formats/ContractFormats.json" } } },

    "Attributes":                 { "type": "object", "additionalProperties": true },

    "DataXMData":                 { "$ref": "https://schemas.mpai.community/PTF/V1.0/data/DataExchangeMetadata.json" },
    "DescrMetadata":              { "type": "string", "maxLength": 2048 } } }