{
  "definitions" : {
    "id" : {
      "description" : "Unique identifier of the object",
      "identity"    : true,
      "readonly"    : true,
      "type"        : "string"
    },
    "account_id" : {
      "description" : "Fidor account the transaction belongs to.",
      "type"        : "string"
    },
    "user_id" : {
      "description" : "Identifies the user who created this object",
      "readonly"    : true,
      "type"        : "string"
    },
    "transaction_id" : {
      "description" : "Identifies a reference to a corresponding transaction",
      "readonly"    : true,
      "type"        : "integer"
    },
    "phone" : {
      "description" : "A phone or fax number, formatted with country code: +49 123 1233213",
      "type"        : "string",
      "pattern"     : "\\+[ 0-9]*"
    },
    "email" : {
      "description" : "Email address",
      "type"        : "string",
      "format"      : "email",
      "maxLength"   : 100
    },
    "twitter" : {
      "description" : "Twitter username",
      "type"        : "string",
      "pattern"     : "^@(\\w){1,15}$"
    },
    "created_at" : {
      "description" : "Creation date-time, never changes.",
      "format"      : "date-time",
      "type"        : "string",
      "readonly"    : true
    },
    "updated_at" : {
      "description" : "Last update date-time.",
      "format"      : "date-time",
      "type"        : "string",
      "readonly"    : true
    },
    "external_uid" : {
      "description" : "Unique ID of the creator of the transaction. In case a uid is reused for a transaction, it is not executed, this mechanism can be used to prevent double bookings in case of network failure or similar event where transaction status is unknown",
      "type"        : "string",
      "required"    : true
    },
    "iban" : {
      "description" : "IBAN",
      "checksum"    : "Checksum is calculated as described in ISO 13616-1, 2 digits MOD97 inserted after the country code",
      "type"        : "string",
      "maxLength"   : 34,
      "pattern"     : "^[A-Z]{2}[0-9]{2}[A-Z0-9]{11,30}$"
    },
    "bic" : {
      "description" : "BIC / Swift code of bank",
      "type"        : "string",
      "pattern"     : "^[A-Z0-9]{8,11}$",
      "maxLength"   : 11
    },
    "eref" : {
      "description" : "End-to-end reference.",
      "type"        : "string",
      "maxLength"   : 255
    },
    "country" : {
      "description" : "Country code as defined in ISO3166 alpha2. e.g DE, GB",
      "type"        : "string",
      "minLength"   : 2,
      "maxLength"   : 2
    },
    "currency" : {
      "description" : "Account currency. ISO 4217 alpha-3 - 3 letter upcase e.g EUR",
      "type"        : "string",
      "maxLength"   : 3,
      "minLength"   : 3,
      "default"     : "EUR"
    },
    "subject" : {
      "description" : "Transfer subject (reference)",
      "type"        : "string",
      "pattern"     : "^[A-Za-z0-9_\\.\\, &\\-\\/\\+\\*\\$\\%@üöäÜÖÄ߀]*$"
    },
    "amount" : {
      "description"      : "The transferred amount in account currency, two decimal places. Must be greater than 0 e.g. > 0",
      "type"             : "number",
      "exclusiveMinimum" : true,
      "minimum"          : 0
    },
    "transaction_type" : {
      "description" : "Type of the transaction",
      "enum"        : [
        "payin_giropay",
        "payin_paymentnetwork",
        "payin_credit_note",
        "payin_debit_note_eze",
        "payin_debit_note_aba",
        "payin_credit_note_sepa",
        "payin_debit_note_sepa_core",
        "payin_debit_note_sepa_b2b",
        "payin_fidorpay",
        "payout_ogone",
        "payout_paymentnetwork",
        "payout_credit_note",
        "payout_debit_note_eze",
        "payout_credit_note_sepa",
        "payout_fidorpay",
        "payout_creditcard",
        "payout_fee"
      ],
      "type" : "string"
    }
  }
}