MerchantCredentialBase
- accountType: string
_id required - codeType: stringrequired
- createdType: stringFormat: date-time
_at requiredthe date-time notation as defined by RFC 3339, section 5.6, for example, 2017-07-21T17:32:28Z
- idType: stringrequired
- deletedType: stringFormat: date-timenullable
_at the date-time notation as defined by RFC 3339, section 5.6, for example, 2017-07-21T17:32:28Z
- emailType: string | null
- firebaseType: string | null
_uid - isType: boolean
_active - lastType: stringFormat: date-timenullable
_token _invalidated _at the date-time notation as defined by RFC 3339, section 5.6, for example, 2017-07-21T17:32:28Z
- lastType: stringFormat: date-timenullable
_used _at the date-time notation as defined by RFC 3339, section 5.6, for example, 2017-07-21T17:32:28Z

