{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "161353174",
    "entityType": "User",
    "nonce": "0x654eed973100e0f07b021ee7d96726745031443a09e202de7f5afd266e0701ea",
    "signature": "0xc94ff9051daf059d92fa02ae9e892b5806b70e4fe7dc9056b4ef7ad92eb445626d027fb54f9587abaeb5fb06bb9da206b4663d43c58025ef68a1c2d844e87c2b1b",
    "signer": "0x8Ad2eB3e00885BeA3D129821542A791C930E0370",
    "userId": "383930"
  }
}