{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "2685",
    "entityType": "User",
    "nonce": "0xec077eddd708263b4f1c5165f659d2436bdd17ca87c49a0778ed2771eb1cf1b5",
    "signature": "0x35073873e46411deb69e8f0cfb8b9c7867b07fa94aea3bb373a65a4a77b0dcba45d861137696db61c938b2329f7ab73e523cf0b0060d74286f5353daff6465081c",
    "signer": "0x6754A920da1003d0904BdFf228A6E217Cd12bF5E",
    "userId": "105562689"
  }
}