Update user profile

curl --request PATCH \
  --url https://api.neynar.com/v2/farcaster/user \
  --header 'Content-Type: application/json' \
  --header 'x-api-key: <api-key>' \
  --data '{
  "signer_uuid": "19d0c5fd-9b33-4a48-a0e2-bc7b0555baec",
  "bio": "Experimenting on Farcaster",
  "pfp_url": "https://i.imgur.com/keIWEYM.jpg",
  "username": "dan",
  "display_name": "Dan Romero",
  "latitude": 37.7749,
  "longitude": -122.4194
}'

{
  "success": true,
  "message": "<string>"
}