{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "1036471",
    "entityType": "User",
    "nonce": "0x41dc574c40830785894f87153c3eed562d4a990d3fd90d583ff99b804ce4e86f",
    "signature": "0x9406ead64caf0de37429aa3407692ee0d916c9cd0b4dfb174819b4f29adf137e3a9f803011926757790c49ed009046ddae00da48c34c862913709c910b8e46cf1c",
    "signer": "0x5D4848bCf5c4abA1a0Fdf2B61408c9e4288aDb0E",
    "userId": "305415280"
  }
}