{
  "manageEntity": {
    "action": "Unfollow",
    "entityId": "190321",
    "entityType": "User",
    "nonce": "0xa7ec63ca6c3e1b14c2f677e6ebee4f2a149b46756b8e22a8a55355e3ddad9a7b",
    "signature": "0x75ad1fc976104cfc59b70aa8ef633876906a7a515a4cb7feca2f10d092362fdb21cdff0dada9e502118acf1de91229f56507a7f7ff4ea59300499faf4796ae781c",
    "signer": "0xb1B522e4c290853bC2ABb1D802d311A7EB1e696B",
    "userId": "94334210"
  }
}