{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "190394",
    "entityType": "User",
    "nonce": "0x68a5a7a8af10e9b581eeba0429ddb5273824bb7bd41b583b3ffab69731a2734d",
    "signature": "0x9c22669de3fa3bb4c65c9695869f8d633cd08ace49c32a2ff94b2d372a8ee49d3206dadff5816cb2041309179b32bb580f966d0d55d0ed9106d21c9636ce82941b",
    "signer": "0x94e0dDC50579175818AaCFBC9aba8B065fEf2a55",
    "userId": "460147282"
  }
}