{
  "manageEntity": {
    "action": "Update",
    "entityId": "842575483",
    "entityType": "User",
    "metadata": "{\"cid\":\"bagaaieracjhq5xepph3pvy5ixbien5pau3rnecjcxmfhhgtcitvrszsxvehq\",\"data\":{\"events\":{},\"playlist_library\":{\"contents\":[{\"type\":\"playlist\",\"playlist_id\":4281},{\"type\":\"playlist\",\"playlist_id\":1729429452},{\"type\":\"playlist\",\"playlist_id\":128899},{\"type\":\"playlist\",\"playlist_id\":2046045108},{\"type\":\"playlist\",\"playlist_id\":806977433},{\"type\":\"playlist\",\"playlist_id\":36748250},{\"type\":\"playlist\",\"playlist_id\":1822720521},{\"type\":\"playlist\",\"playlist_id\":1696673338}]}}}",
    "nonce": "0x6a01efa9e45530568dbec92a434c2e6e7b7787d54d988dccd3152f9feec322d9",
    "signature": "0xb46b0d6420d83006c29a0d95eaa170a163edbe137356b1ca610f1c3ed321c7162d5023a4af0b732bf7224d2157cb1c4a142436cb157d14d64b8d3cdf8a6446f31b",
    "signer": "0xdBe895810b3F9F6Dc6073E427C17bF8C3e1DF6A5",
    "userId": "842575483"
  }
}