{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "713649918",
    "entityType": "User",
    "nonce": "0xe19da3ffd8cece963b89dbd874c545f210ab575db6f16a5576619595e363bd4a",
    "signature": "0x24d84fc0506234104ca313386431a11ab9bd62669c1f74a086b8a385f7d0bd5e52ab45b5b4f1f7fbcbc6ff981edbfae8ce687c823714b01431187917b1e03b791c",
    "signer": "0x24844077bE6bb825c0548F36B4EFA030d05Ee1CD",
    "userId": "601282125"
  }
}