{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "51",
    "entityType": "User",
    "nonce": "0x05a89226facfa9e5fa0fbd20efab16584883f7b716ea2c7311ffc91ab72d4926",
    "signature": "0x95c7712de84b03e4fdcf7068db1b681d5f19e3d32e79c06d2bfec21810a1096a6062c3a6dfce8d03c022d0e80e6289d46b7f253ffa868c83589929aafdbebd011c",
    "signer": "0x0EAE935B7fE853E1318cc714B37645Fb0E9d4467",
    "userId": "285953784"
  }
}