update customer dff at party level

Summary:

DFF defined at customer party level. We need to update the value to Yes

Content (please ensure you mask any confidential information):

Hi Team

We don't find any fbdi to update the DFF at the party level. Do we have nay REST/SOAP services to do it?

we tried below WSDL but it doesn't work, and we found that this payload is working for account level but not party level

<soapenv:Body>
<typ:mergePerson>
<typ:personParty>
<per:PartyId>100000037588798</per:PartyId>
<per:PersonProfile>
<per:PartyId>100000037588798</per:PartyId>
<per:PersonInformation>
<per1:PersonProfileId>100000037588798</per1:PersonProfileId>
<per1:distributor>Y</per1:distributor>
</per:PersonInformation>