{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "1795",
    "entityType": "User",
    "nonce": "0xc97dcdf19d24446948e141cd781bf02e3f1cc069c8ea65a3456c7c56cb1bc0fd",
    "signature": "0x7d30f5b2a74c38c3dd4ee9e1cb23220d0f5b392f982a0ae523c413fcc9ba5c8b50b79f4cb98890aed62639067ec32e6782f43177b63334dd3c55d571ff4942d81b",
    "signer": "0x73317E9D44b6E1b7d146760b12dc5546Cd140ED2",
    "userId": "683609933"
  }
}