AI-generated Key Takeaways
- 
          The UploadUserDatarequest message is used to update user data for a specific customer.
- 
          It requires the customer_idto identify the customer.
- 
          It requires a list of operationsdetailing the user data updates.
- 
          It includes metadatathat can be specifically for Customer Match user lists viacustomer_match_user_list_metadata.
Request message for UserDataService.UploadUserData
| Fields | |
|---|---|
| 
 | 
 Required. The ID of the customer for which to update the user data. | 
| 
 | Required. The list of operations to be done. | 
| Union field 
 | |
| 
 | Metadata for data updates to a Customer Match user list. |