{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "2047015",
    "entityType": "User",
    "nonce": "0x78268144b74eb1094509d0e1ea962188b0511ba88b1f58caf8e1ee64ef10f09c",
    "signature": "0xdc2432fb881928f88d08e7fc9ad0196f226700cbfd10cb79c3faa9235a1988464ced81e0de46c9447283f1854f472d3eda3fc085538f9c24ee61672fc4a054e31b",
    "signer": "0x7451Cf52e883bc4483b88591c194dc3942E7F191",
    "userId": "584186978"
  }
}