{
  "name": "Payment",
  "description": "Remitian tax payment lifecycle object structure",
  "fields": [
    { "name": "id", "type": "string", "required": true, "description": "Unique payment identifier" },
    {
      "name": "status",
      "type": "string",
      "required": true,
      "enum": ["draft", "validated", "confirmed", "processing", "completed", "failed", "cancelled"],
      "description": "Current payment lifecycle status"
    },
    { "name": "amount", "type": "number", "required": true, "description": "Payment amount", "minimum": 0.01 },
    { "name": "currency", "type": "string", "required": true, "description": "ISO 4217 currency code (e.g., USD)" },
    { "name": "taxType", "type": "string", "required": true, "description": "Type of tax (e.g., income_tax, payroll_tax)" },
    { "name": "taxPeriod", "type": "string", "required": true, "description": "Tax period (e.g., 2025, 2025-Q4)" },
    { "name": "jurisdictionId", "type": "string", "required": true, "description": "Target tax jurisdiction identifier" },
    { "name": "accountId", "type": "string", "required": true, "description": "Client account making the payment" },
    { "name": "taxIdentifier", "type": "string", "required": false, "description": "EIN, SSN, or BN as required by jurisdiction" },
    { "name": "confirmationNumber", "type": "string", "required": false, "description": "Tax authority confirmation number (on completion)" },
    {
      "name": "validationResults",
      "type": "object",
      "required": false,
      "description": "Jurisdiction validation results",
      "fields": [
        { "name": "valid", "type": "boolean", "required": true, "description": "Whether validation passed" },
        {
          "name": "errors",
          "type": "array<ValidationIssue>",
          "required": false,
          "description": "Errors that must be resolved",
          "fields": [
            { "name": "code", "type": "string", "required": true, "description": "Machine-readable error code" },
            { "name": "field", "type": "string", "required": false, "description": "Affected field name" },
            { "name": "message", "type": "string", "required": true, "description": "Human-readable description" }
          ]
        },
        {
          "name": "warnings",
          "type": "array<ValidationIssue>",
          "required": false,
          "description": "Warnings that may need attention"
        }
      ]
    },
    { "name": "createdAt", "type": "datetime", "required": false, "description": "Payment initiation timestamp" },
    { "name": "updatedAt", "type": "datetime", "required": false, "description": "Last status update timestamp" },
    { "name": "metadata", "type": "map<string, string>", "required": false, "description": "Partner reference data" }
  ]
}