{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "10754",
    "entityType": "User",
    "nonce": "0x23d67b3054c4e045aa7ed3c82e60be926733638a991f57842c80347f07cad7f9",
    "signature": "0x6a332910da78ce0f72aef7218cc778185d5f1462d47f053d81fcf1f281318ff145263841b9f46ac5bbfc5dcffdd5e770389049dbe280478edb1d3c6d932157cc1b",
    "signer": "0x45C682dAb9Cd8ED5e055aC2F6a860Db5F14c27C9",
    "userId": "611525840"
  }
}