{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "58545",
    "entityType": "User",
    "nonce": "0x672553b249f12466527d5c840a859c64cee225190afa8acf191dc12e41822e1e",
    "signature": "0x6f4fa51dad7ea44d51f5605c97a4bb9182d79cf23584fea40ed00d6d643485db621ad50f1693ccbe886ebf4402053c2f68fb43c6d83cc0c35c3340d11bace4a71c",
    "signer": "0xa2DaB1ebF6D10325b0948C994b592F7abB2Df44C",
    "userId": "728570067"
  }
}