{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "59868",
    "entityType": "User",
    "nonce": "0x6c36d963ffe5953a698a6fbe763abf4bb9409bac4b54287a4286ff278ff4b27d",
    "signature": "0x8721139a7fac898e94d23ee8f0a1cfa0e9175ad323f1e1403132e57f4d8702d86c9b0eabc3f6f0237de6143d107fc502fded6da7e207ce2b6b941a01ed7669c11c",
    "signer": "0x821BB2f6A70e52ceb0794E8734c44fa97F6a26cF",
    "userId": "754605509"
  }
}