GetProfileRequest
Get all information available about a user
This type can contain the following fields:
| field | type | info | 
|---|---|---|
| account | String | the signald account to use | 
| address | v1.JsonAddress | the address to look up | 
| async | boolean | if true, return results from local store immediately, refreshing from server in the background if needed. if false (default), block until profile can be retrieved from server |