{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "41804",
    "entityType": "User",
    "nonce": "0xf3914f57591679e413ec9cb84f46b918efa58837659dc79f176b2fe4f9caccdf",
    "signature": "0x6a343f1bae0d41ed4e983c881650577bad114b1c8d406f10f26f98e410bfdb642af7e0567d6f63c4e82e0104a7399f9311307f8002ec6722d31c895aaac865c41b",
    "signer": "0x4B8960b62360073E2472A74bfbd80138387fE211",
    "userId": "86339"
  }
}