{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "76162",
    "entityType": "User",
    "nonce": "0x84c493f670e5bd75f51d494b5a63c57ceb1f0aa49deee0933117c23d3969c3de",
    "signature": "0xc214f71ffe7a60c07d7acf35f0ca66cfe485ef6e8581398686026be1a1021489403d8a7ceb56136e4023adc62a32a5c145b9ff86477c64d3cc033c57021395c71c",
    "signer": "0xca179e2504013f012d6b9328fAa6eF6Df54FE38E",
    "userId": "384424370"
  }
}