{
  "manageEntity": {
    "action": "Update",
    "entityId": "831132719",
    "entityType": "User",
    "metadata": "{\"cid\":\"bagaaierahosz7l4a6zwg7ydr5shcfvufqzofdpbw44mlv4g6suh2k33itdsq\",\"data\":{\"events\":{},\"playlist_library\":{\"contents\":[{\"type\":\"playlist\",\"playlist_id\":4281},{\"type\":\"playlist\",\"playlist_id\":452722421},{\"type\":\"playlist\",\"playlist_id\":1039689729},{\"type\":\"playlist\",\"playlist_id\":659278504}]}}}",
    "nonce": "0xa03195e310175b2c9c0389f791492424d180b429ebec17f810f13de73b32393f",
    "signature": "0xf9a38b978a4359a107d614e7a1590685e4fafe4986e6638cf26cbecac2c9a64f5107c968955da08f09fd6aec17b8ce492db509d343a72df9a74e88286c8d4f791b",
    "signer": "0x95ef0AaA25746fbF3501fB4BdF4051dcd51e6369",
    "userId": "831132719"
  }
}