{
  "manageEntity": {
    "action": "Update",
    "entityId": "735182301",
    "entityType": "User",
    "metadata": "{\"cid\":\"bagaaierayiuzc3trdwrdtjxu64p77z6rrodcjate6citdx7oyrmqeeji44nq\",\"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}]}}}",
    "nonce": "0xcba9f4c22610847e2d8711b75f215363e6440ff6783bb38dec1cec2692bcadc9",
    "signature": "0x563540c6e1f05c78369526b777f7eb38d339d2371301fdcc16f71bfb648f6755040e32de3c44b4b025720f3b7a9e8a1f95aa0b2f87ae26dc8e8a637cb714fd9b1b",
    "signer": "0x6CBaDb343a3e59A301046a7A4E2c7B3F77FA030D",
    "userId": "735182301"
  }
}