{
  "manageEntity": {
    "action": "Update",
    "entityId": "735182301",
    "entityType": "User",
    "metadata": "{\"cid\":\"bagaaiera56zom4j5hwu4la3d7jyw7pu6ykoufncpq33uofdachrwwrgk67oq\",\"data\":{\"events\":{},\"playlist_library\":{\"contents\":[{\"type\":\"playlist\",\"playlist_id\":4281},{\"type\":\"playlist\",\"playlist_id\":196636922},{\"type\":\"playlist\",\"playlist_id\":208739559},{\"type\":\"playlist\",\"playlist_id\":1369253853},{\"type\":\"playlist\",\"playlist_id\":890652344},{\"type\":\"playlist\",\"playlist_id\":956188016}]}}}",
    "nonce": "0xa946e9167348973bbd885839928c9677b88fabd9bd43e64f56b70876cfc7fd6a",
    "signature": "0xdfa7f100f48a834c9a6bc3e3c964b9fa8278de7a65b3313cce5c454976cf222607ec96aa46a7e22d0ed8093518ef36b7a032f5b4793675dad6d67cfdbed77ee31c",
    "signer": "0x6CBaDb343a3e59A301046a7A4E2c7B3F77FA030D",
    "userId": "735182301"
  }
}