{
  "manageEntity": {
    "action": "Unfollow",
    "entityId": "300903",
    "entityType": "User",
    "nonce": "0xffea0c522fc64490daeae4a7fff4c9b8c5aa9116a2cb6a1810695e489f0a7780",
    "signature": "0x3b62d77aa7e6d5d2acadcbdd636a090fd55f82cfe8767b923244c12490e069ff215bcf51127e491833010f550f1ccdb546426badb9057d292334d475f9f6aca21c",
    "signer": "0x4A868B813a8F5D7C187F9f07a2D7e7A24355Cf3f",
    "userId": "185302"
  }
}