{
  "manageEntity": {
    "action": "Update",
    "entityId": "376611645",
    "entityType": "User",
    "metadata": "{\"cid\":\"bagaaiera7f3gxhuaosrqciviaq64og6eyoefg5dtck6bc4vofjh4ddvvpyza\",\"data\":{\"events\":{},\"playlist_library\":{\"contents\":[{\"type\":\"playlist\",\"playlist_id\":4281}]}}}",
    "nonce": "0x37b682c7b36b01c0132d49f50c67e08e7548a7f3dcff49cd6d42152645f4e240",
    "signature": "0xdf7ff184b7fc4a9a16c200b608e0aa07ed4c6726d95f7e9654dd71924dc145ac1a4e123bfc15796daea51fa7abe6db1028ceda107311ec307bcd8ef9f97de1ef1c",
    "signer": "0x9C6D62A4aDd64850b34D2788eF1584BedF761237",
    "userId": "376611645"
  }
}