{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "51702",
    "entityType": "User",
    "nonce": "0xd73ab600fb4b87890982cdbb6de84f4c015a0a44cdedf305da6a23615f847d4a",
    "signature": "0x6e8c3bd9962348f9f8a9a753967981d0efe6ae200bd2fb339bf75bd3520c9b9a71a1e413b6183f1af672bdf4205ab9fd0455291e80f9c797e78f73cf0f2ed2581c",
    "signer": "0x05aba01c97C4F182D989670622abE9c797782dD2",
    "userId": "508263176"
  }
}