{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "66005",
    "entityType": "User",
    "nonce": "0x65e6209c5d07c9f7189113846cedc00e46a90c7bd33613eb046788354f3502cf",
    "signature": "0x5316597319b65ed9119ea76e675f4b2c631f5be586212a4cb2d641f3e6da7ac565c0be316cfc55387e15525f1231ede77ffb033bea07ad0238b0711d1d1c67aa1b",
    "signer": "0x65b2681094e762CAD2349e6C1e2FbC8d54b9c046",
    "userId": "11153747"
  }
}