{ "$schema": "https://json-schema.org/draft/2020-12/schema", "$id": "https://raw.githubusercontent.com/api-evangelist/citi/main/json-schema/citi-unbilled-transactions-inbound-request-schema.json", "title": "UnbilledTransactionsInboundRequest", "x-generated": "2026-10-12", "x-method": "derived", "x-generator": "derive-json-schema.py", "x-source": "openapi/citi-accounts-api-openapi.yml#/components/schemas/UnbilledTransactionsInboundRequest", "properties": { "accountNumber": { "description": "Number of the account to which the statement information relates to. Account number must be between 16 and 19 digits. TPP clients must send encrypted Account number field", "type": "string", "format": "numeric", "maxLength": 19, "minLength": 16 }, "currencyCode": { "description": "3-character alpha currency code

Applicable for dual currency accounts", "type": "string", "format": "alphanumeric", "maxLength": 3 }, "languageCode": { "description": "Returns the merchant name value in the respective language

Eg.
EN for English
JA for Japanese.If an invalid language is provided, the response will default with English language", "type": "string", "format": "alphanumeric", "maxLength": 5 } }, "required": [ "accountNumber" ] }