{
  "manageEntity": {
    "action": "Update",
    "entityId": "237624336",
    "entityType": "User",
    "metadata": "{\"cid\":\"bagaaiera7f3gxhuaosrqciviaq64og6eyoefg5dtck6bc4vofjh4ddvvpyza\",\"data\":{\"events\":{},\"playlist_library\":{\"contents\":[{\"type\":\"playlist\",\"playlist_id\":4281}]}}}",
    "nonce": "0x7061b57582a40baee47fdfe07bd6dd50eaea8b5c9d8ec8cb7bb929cd8b51c10f",
    "signature": "0xb3c9e7053465c37f3d0c1e9637a60d403ba02833e702af97ddc2af8cf80ec92679f0c660240bfad086a56b380bab16f874c4bd985fa49d48ace560a1732026971c",
    "signer": "0x08411E4c6D29293B936B93E5486b2675FA3a4c98",
    "userId": "237624336"
  }
}