{
  "manageEntity": {
    "action": "Update",
    "entityId": "936565475",
    "entityType": "User",
    "metadata": "{\"cid\":\"bagaaiera7f3gxhuaosrqciviaq64og6eyoefg5dtck6bc4vofjh4ddvvpyza\",\"data\":{\"events\":{},\"playlist_library\":{\"contents\":[{\"type\":\"playlist\",\"playlist_id\":4281}]}}}",
    "nonce": "0x2348c024131643bcf53b9f327238e6d02c5f7747ddc2a5fb999f25d6df303224",
    "signature": "0xcd53e59c4f12abb3d24adbbc014cf5287d7c3bce36f44adcfba7c50ca7024bd12a673512f2d8cb4f4753cdd02334be803b6d7fb3376a054dcddde61b749676791b",
    "signer": "0x085349436401B76F681B21fbfD19682c7d29dFe7",
    "userId": "936565475"
  }
}