{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "47828528",
    "entityType": "User",
    "nonce": "0x7e8357275271e961ba6a419d9af297b238fb644bc6b4165f5da56bff176e6572",
    "signature": "0x1c2be8343933f1ee3d7fc22ced6f30124f135c5c5031ee5b12fbdc62d13ef8a46bd088ce3cdd10b7320cec19e829c83dc129226cb83d51853a761300089f400c1b",
    "signer": "0x7451Cf52e883bc4483b88591c194dc3942E7F191",
    "userId": "584186978"
  }
}