{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "36543",
    "entityType": "User",
    "nonce": "0x6ea176f75d520bffbcfba8ded011bc96e66dbbb6a88988c6de0a19f1fe99c4a4",
    "signature": "0x971f9bbc18c4837095ae181b941798941772e88782957bb0ab6298880fc2fe7800ff91825fd1ffab6a71d36f6331c4400206fd7884ebb91889774042a29caa8a1b",
    "signer": "0x474B8467757bEdBa76afC2394cfCb801C991B143",
    "userId": "815537464"
  }
}