With various field lengths and have a variable number of substructures for Recordset Structure, then the substructures can occur multiple times,must be identified by the parser from their content. This means that a key field must be set with different constants for the substructures. You must specify a key field and the key fields are H1,sub1 and sub2 and the constant values V00,A11 AND A27.
In the configuration part
1) Specify the adapter type as sender
2) Message protocol to file content conversion
3) Set the Content conversion parameters
a) Document Name-Message Type (mi_test) inserted in the message as the main XML tag