{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "80583",
    "entityType": "User",
    "nonce": "0x04c20985ec8d2e3cafcec019ed5dc30bc408fc4f379c5b25d6d89bd2f3685bc5",
    "signature": "0xc2b20c66e588b19ad00421e4385b57d71740df77416822d9be1343190ed00aa0145b1c5d2e0cffe92eb60a11f8dabd0ce5cfd720e9e78b4f36152a5f6d196bb31c",
    "signer": "0x6eF66a6206A4589bEd5849d15Bc2746C2603b01f",
    "userId": "989336341"
  }
}