{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "1334982",
    "entityType": "User",
    "nonce": "0x77f1fcf5b331ce54b66dfdb33e26b1f715f9cc840668dacd2288d303e53f9dcb",
    "signature": "0x62b09544c014bca853b5c558cbaa121c9d94c81edcfcc8e52c32a12b507f61c2399ae5806ea3b85fc9af8e720bdf48b98d816e7306665c8618c133740bf60a681b",
    "signer": "0x94e0dDC50579175818AaCFBC9aba8B065fEf2a55",
    "userId": "460147282"
  }
}