{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "982861979",
    "entityType": "User",
    "nonce": "0xf60c36457dbb3fe35a5dd9f5f5b464761057c7b45bbca3e9534358142b533baa",
    "signature": "0x151f98c617c1ea43612508b9ac6f8e7340d999e1fcad630d39ccedffc896b1923467d0d8ae311a56919c76f1b63512dc81e36886a9d62e42a954c0a8b1d8b7e81c",
    "signer": "0xb9b3fAAA609Cdfb9f27Bc06422E085620dEe9324",
    "userId": "557863873"
  }
}