{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "2047015",
    "entityType": "User",
    "nonce": "0x494311d8e3f0e5dd362b875cf17770ee9d9c16af9489a995c12efa4580610556",
    "signature": "0xa1be58bb07f9177c105425b173d3d3397ee9490e23e45c97e94640dd0102569d5870b1c6bdd1cea3e86713c49596b5658cb9fb2b3880b4fab120b486cc6be8f11b",
    "signer": "0xE726D55D6940a70995Ce9D8aa1aCE76FC6f4f544",
    "userId": "285113781"
  }
}