{
  "manageEntity": {
    "action": "Update",
    "entityId": "795785395",
    "entityType": "User",
    "metadata": "{\"cid\":\"bagaaierawqopziq4prx7zdslx4bxxi3txsy767fjswqcmu63bhhsucxd2aza\",\"data\":{\"events\":{},\"playlist_library\":{\"contents\":[{\"type\":\"playlist\",\"playlist_id\":4281},{\"type\":\"playlist\",\"playlist_id\":99710170},{\"type\":\"playlist\",\"playlist_id\":1205522866}]}}}",
    "nonce": "0xd1c9dc7c75c61a32c83f99b6676479f6cddd65606c15f1c20201de94047cf564",
    "signature": "0x3330d05d48fdc7decf315c62d8c99e975dd0089292c056ed4f47219a51b7f49d59756c723eb2887b11a796a1d5add127292e915c53b01b0f3fc21e24d6b98e201b",
    "signer": "0x5b256dcf6491fbC0Ebc985B24dff3EcdC649B847",
    "userId": "795785395"
  }
}