{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "179782",
    "entityType": "User",
    "nonce": "0xb3a2f8d3e888b8b877345f6e53dc9ea40bec226857feaf650d6547001c0b5314",
    "signature": "0x89dbbd21e0d7906b8992bfcea85638f25a389844da2b3aa059f77c5864bd6c360b10b9796d8b3fa467b4a1282e6a3c38418913b550b37e34ac87dc4ada3191281b",
    "signer": "0xbF4F1f4df4779768AfE75515b1552a2Bc5b4Dd32",
    "userId": "100976759"
  }
}