{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "17692832",
    "entityType": "User",
    "nonce": "0xdd0f60f7714b2358f25adef748ee8b1761bbcd59d290c1375e89e2013b995934",
    "signature": "0x99e6ccdec0bba36dc367f5ba327dedae45b6057e0de678208c6b4f8f203ca70b36c0edcdf1b9a9dcc62875ec2e3e2411d51512afd5d41e2e9cf79bc1804c04501c",
    "signer": "0x94e0dDC50579175818AaCFBC9aba8B065fEf2a55",
    "userId": "460147282"
  }
}