{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "115196",
    "entityType": "User",
    "nonce": "0xf385dbc2ece1b65419d8d8a07c21df9e0d19a8c5b36be6f197dd5cf16971282f",
    "signature": "0xe4513f96cbdbb1ddab58ee5324551294733620f8fe29f2cf1b0c2b4e41d9359b16a3254f69284ee99101304369f0ee977f2d76b11163f4f38f59f13406f23cc21b",
    "signer": "0x45C682dAb9Cd8ED5e055aC2F6a860Db5F14c27C9",
    "userId": "611525840"
  }
}