{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "117827",
    "entityType": "User",
    "nonce": "0xf3833e914a2466ef816b66b362ad8403e3d416fb82fc85720d6716086d6d8578",
    "signature": "0x1bacf4f2d83c43c601ed04260c08d5958a2363fc6e65f4eeb8a24e5df4bd517818cea3b72fe8d8c5833e3fd7c0c8c0daafbb6f418650cf48f05ac493769d45151c",
    "signer": "0x49aCa476D46A8DeCd8789B82a5E5c05d36dF4FdE",
    "userId": "305528134"
  }
}