{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "124033700",
    "entityType": "User",
    "nonce": "0x7bfb11f7cc51be8987d0ba5a31ab057b82476c6524e78e4e806ad2150ce4ff40",
    "signature": "0xc516799bcb19d9b5324e5d626afd729765e9e3437492665c116f4809d34bc7413f84d83733a76fc4fb9e637c54d6544da7e39201a4aa109e85155ea4fbdd0d851c",
    "signer": "0x73317E9D44b6E1b7d146760b12dc5546Cd140ED2",
    "userId": "683609933"
  }
}