{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "117827",
    "entityType": "User",
    "nonce": "0x6f583306533bf643f63656a132423737927cb1d17d1da400348a73df07670127",
    "signature": "0xd731d99ffce4238ffe5dc81ead9987b34385e67fbeb58d73a3f615099e27f55626d366a102bfb3723e19b1d2cee111926090974210267fc1830b86d650286e091b",
    "signer": "0x4B140b61EB41438Cda0Dd10473ad1334309C1b97",
    "userId": "45511108"
  }
}