{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "200080308",
    "entityType": "User",
    "nonce": "0x05b1afddb144714fa4200d6f596bdd1d9a43d28e8db25d34b56a9796b7f84f29",
    "signature": "0x1f7223d73732345db9d8823e9493e0b9d78bb8685658980dd710a08a79de566f0dcc5b0d8199ca0c472ef5188a77303e0e03e8a5d6171fefd53359ece941d44a1c",
    "signer": "0x36d29AA5C780341f3b35bDE6c1411a7Abcf8794C",
    "userId": "571117272"
  }
}