{
  "manageEntity": {
    "action": "Follow",
    "entityId": "190321",
    "entityType": "User",
    "nonce": "0x4fa7a3c924f540c456877f23d87ca7173e00899d2b402bd53afa9497ee204b13",
    "signature": "0x4c14db89d1106f0d2c94e28a6fa051039f28052b5939d6bb937bd28107f38923373ff447c262daf8a20bb4cdcf7ca2ea3c20215fed3099a9fb5a275963c190561b",
    "signer": "0xd4172DACb313eb72C6Ee29bc685450908f4A1926",
    "userId": "407046354"
  }
}