If specified, the adapter attaches senderLogin properties to outbound login messages at the beginning of FIX sessions.
| Parameter Name | Type | Description |
|---|---|---|
| username | string | (Required) Specifies the sender's user name. |
| password | string | (Required) Specifies the sender's password. |
| NextExpectedMsgSeqNum | integer | (Required) Specifies the value of the NextExpectedMsgSeqNum field (tag 789) in outbound login messages. |