{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "76829893",
    "entityType": "User",
    "nonce": "0x103715fb9bb67ec1db54241e78e284788ad82a35ccca07513c74a3bbeda1e531",
    "signature": "0xabd20a4c8c2a7217299d2e9559cad1eca77f28e9aa85fc5ecab68cc231b6839704eef823ccf7e7d6f231353a7b4f9ebbd4e08535daf9a9b2dab0b6ad0e80f30f1b",
    "signer": "0x05aba01c97C4F182D989670622abE9c797782dD2",
    "userId": "508263176"
  }
}