{
  "manageEntity": {
    "action": "Follow",
    "entityId": "51",
    "entityType": "User",
    "nonce": "0xed57ad4bd1e34834c1bb52bfabee2e152b6b7d34f43e33e2d01042b60b20c9ee",
    "signature": "0xbc66b5b9ed940ebe23a81e787dd638aa6dbc7155676fb191635bfd8192b6c3ce43c3899b850342005450dfcb25f76b86d6c3e5c6980a1cb161646be15ce46aeb1c",
    "signer": "0x3AC39444dfEE98e589f9cc7Ee2Aa6bB6BE43285F",
    "userId": "600620777"
  }
}