Unmute FID

curl --request DELETE \
  --url https://api.neynar.com/v2/farcaster/mute \
  --header 'Content-Type: application/json' \
  --header 'x-api-key: <api-key>' \
  --data '{
  "fid": 3,
  "muted_fid": 3
}'

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