{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "83483639",
    "entityType": "User",
    "nonce": "0xdb36edf2ba8410b92605083a6e42dca1494061e61e839da97dc842b034326f13",
    "signature": "0x10f1eb45e637da1347976cd87a8c508cfeaa3b2331a01c70202336d144492c9f2eab181c106aecc98fb94191f53d59c368b88072433c86ea4154f1566964743a1b",
    "signer": "0x45c4f1dcE13eeF476C74C5758696D56137253980",
    "userId": "824478223"
  }
}