{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "182733",
    "entityType": "User",
    "nonce": "0x77393db794567787a6a23c0492cd41fc9d5de8824eb01ba3ad4fce011adadbbb",
    "signature": "0x4ff64a55a8ce2e0394af27bf184c631c8d617b921c2ab623b20a6db048c9a5d51f4a7bf9d03ba7b4b002fe74568d00f07984b0f0dfbec42d28eaeba6ebf410261c",
    "signer": "0x52F331C086a11941E738a6C86d9F127E934dDEB1",
    "userId": "281470566"
  }
}