{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "77214",
    "entityType": "User",
    "nonce": "0xf5ca18ad528e472545b76f3b2c2222aa8832dff277388240422cff6b3078b694",
    "signature": "0x26a17f05c8ca5c7c666e54eea5fd5302914e52f6cc58c87d1c942be799f3ee7c21cb2ec8ba5a6bb2609034291e47ec89fdb2cef3243f150ea9c26c20fc70d17c1b",
    "signer": "0x5fa60F185681545769de01098bB8F29cfbaE3cF0",
    "userId": "489026160"
  }
}