{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "190942",
    "entityType": "User",
    "nonce": "0xe24c3ad683cae5bdddaeae86f159cd67cbad99aaf000f72b99daf207c1b2c38b",
    "signature": "0xdfe8979028cba87d73b5faba43c05bf910d821208a101bf318208da253b877bf35d4026e3c71c00d47c2a51cb7d4bc358babd4c8d15031072320e06681bf842c1b",
    "signer": "0xF6F9F433Ab5dDe3c96D63C2fFAa64b610599a410",
    "userId": "80682"
  }
}