@spec create(map()) :: {:ok, map()} | {:error, term()}

POST /v2/sepa/ibanonly

Parameters

• bic (string (max 11 chars), optional) - Bic
• customer (string (matches ^cust_[a-zA-Z0-9]{24}$), optional)
  • Example: "cust_yWYfCSzsUUhr9KwMv7vuLZHX"
• date_mandate (string (format: date), optional) - Mandate date in YYYY-MM-DD format
• iban (string (12-34 chars), optional) - Iban
• mandate (string (max 35 chars), optional) - Mandate id
• name (string (3-64 chars), optional) - Simple name identifying a mandate

@spec get(String.t()) :: {:ok, map()} | {:error, term()}

GET /v2/sepa/ibanonly/{id}