{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "176556",
    "entityType": "User",
    "nonce": "0x5da24f09856bc8731faf34651446460df104982d899898066fa7741f5db7d4d3",
    "signature": "0xcab0b85f50d2aba72f67f3a974f293fd30af5a580f9123e92dc78478df1cd1f314e12c1f3c3d774640354ae2e00a5122919170ef44181cd1e8fc1bd709a46b061c",
    "signer": "0x6965Aa9ec89F0ab44c5241159D2188d7b83c1D25",
    "userId": "278763919"
  }
}