{
  "manageEntity": {
    "action": "Unfollow",
    "entityId": "643",
    "entityType": "User",
    "nonce": "0xf7609b4c3c1f658db9f49fc827467b17a5f54113810ffb36c419b98c41d9afdd",
    "signature": "0x19076abbad91d851b9396a9c1992ccb3c0c1d43b5b3100ac5258072e2fc8d48817ff65f2c802fdd4decde952395debc3879e516fc2132630d49a75e60c53d6351b",
    "signer": "0x6D7f9B90BAFd6B52f8d961a1106d927aCCE656C7",
    "userId": "94304"
  }
}