{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "43786",
    "entityType": "User",
    "nonce": "0x315e4669b5986e4a936ce9a8f99ded6032ae3de6e3e59860997265901c4deec8",
    "signature": "0x7d603dacda260bafce89e171007e4bd73e164950a2bf941fc0c6d8778afcd3873830f2f813909c02c7d8fb4f2423a599453aa7a7418d0066baf054917a0c37f31b",
    "signer": "0x96818aB6687d2E9bA070EB1d6843ef7BfEF5cDa4",
    "userId": "806873848"
  }
}