{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "292071",
    "entityType": "User",
    "nonce": "0x7cdf2370e3c45706463842ed68d042998437949f027724e6cb9f5b3baa38c0b2",
    "signature": "0xe83baf098eb87b4b92aa545e7323e5b59f1d892c10f73c72c7c13d8699ab28b55459ce5103adab5168c3c12a3ceb638c1b76c29b0505034c233a9dd9428735111c",
    "signer": "0xa2DaB1ebF6D10325b0948C994b592F7abB2Df44C",
    "userId": "728570067"
  }
}