{
  "manageEntity": {
    "action": "Follow",
    "entityId": "190321",
    "entityType": "User",
    "nonce": "0x37d8429927aa5089fac1ac6568e3b59aabe260a7930bcc5ec62a1cfc54063bf9",
    "signature": "0xbf69b425ded57649870d95335bec09d10877a5b764eee817932676b62867f4537ec16e2b03be5075fd7bc725ed8f4c2bc182a714636c5bf05d3a4d23aedea4011b",
    "signer": "0xB76D5aC245dF1BE4fB92826b9eCD595e597e3f53",
    "userId": "204545260"
  }
}