| bankName | string Name of financial institution where the account is held. 
   | 
| accountName required  | string Name of the person or business that holds the account 
   | 
| accountNumber required  | string Account number of the bank account. Should be all digits. 
   | 
| country required  | string (Country)   Enum: "AU" "HK" "NZ" "SG" "ZA" "US"   | 
| currency required  | string 3 letter ISO code indicating the currency of the bank account. 
   | 
| routingNumber required  | string Branch code (also known as BSB), 6 digits. Leave blank for New Zealand. 
   | 
| setAsPrimary | boolean Make this account the primary bank account for the merchant. If not provided, the account will be set as primary. 
   | 
| referenceAccountId | string An optional reference provided by the merchant to identify this account. Must be unique for the given merchant. 
   |