{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "91965250",
    "entityType": "User",
    "nonce": "0x6d5927c37d820d92ed7bdfffc0935c21f979024913b23353e5afbc596474c4f2",
    "signature": "0xdd38c461ebe8bf0333db930c60ec11f37b7c004c05b85b005889d43ed7e207232a6eaeb1f46d188b02f4c5ae6b7a34b168b1395c167817799615388353f109b71c",
    "signer": "0x07D513F4eF8aF3fd73093aB1F613ac2B7D16b7b9",
    "userId": "60831583"
  }
}