{
  "manageEntity": {
    "action": "Update",
    "entityId": "806344985",
    "entityType": "User",
    "metadata": "{\"cid\":\"bagaaiera7f3gxhuaosrqciviaq64og6eyoefg5dtck6bc4vofjh4ddvvpyza\",\"data\":{\"events\":{},\"playlist_library\":{\"contents\":[{\"type\":\"playlist\",\"playlist_id\":4281}]}}}",
    "nonce": "0x205d4e11ce46d5c6e4bd78f8746652d93d81006198a86dd3d599f545bdc8cb8b",
    "signature": "0xe76a0149a6a45ee21da5aa4c71e7a260cc9c16c2742e0557bea370b8941c11597841730b0ad6645eba4a6053512b36284bfb1854eeffd61242dfc63084131cbe1c",
    "signer": "0xf1C057a6f88427c4279F2D26788aCFAC56801c88",
    "userId": "806344985"
  }
}