{
  "manageEntity": {
    "action": "Update",
    "entityId": "710890391",
    "entityType": "User",
    "metadata": "{\"cid\":\"bagaaierazrrqoltnp7sfbmb4a673yp2xzyb7btwrllvya7xcb3qqkrbj57ca\",\"data\":{\"events\":{},\"playlist_library\":{\"contents\":[{\"type\":\"playlist\",\"playlist_id\":4281},{\"type\":\"playlist\",\"playlist_id\":2102835010},{\"type\":\"playlist\",\"playlist_id\":2105084875},{\"type\":\"playlist\",\"playlist_id\":506352522}]}}}",
    "nonce": "0xaf01b6d2985c4086a0ef8f687222b41888bd02af368eb69cb67af6f6bb44991d",
    "signature": "0x12bb90b01812e9bae6ec57592a3f1255e578668a80b44744bbc8d31a39e838324bc194d7783ebaeacfe380e66d7bc92851eaae4a3cc60ff9b3d2207c1de2c8cf1c",
    "signer": "0xF480C1ab373abcF3BdBba60b13A4055Fd1e0d37c",
    "userId": "710890391"
  }
}