{
  "manageEntity": {
    "action": "Update",
    "entityId": "362760707",
    "entityType": "User",
    "metadata": "{\"cid\":\"bagaaiera7f3gxhuaosrqciviaq64og6eyoefg5dtck6bc4vofjh4ddvvpyza\",\"data\":{\"events\":{},\"playlist_library\":{\"contents\":[{\"type\":\"playlist\",\"playlist_id\":4281}]}}}",
    "nonce": "0x24cf2f8eaa808eb837b527fdd3e6224cc0a172af066097d0dd9febc26d8a77fe",
    "signature": "0xf6165d78a08c1aaccfd29b4e89a41dd35912b93236e194b76861c3b538d1ae691873ea15a38f2c1707c2584af8c8c09c3cf64f72821a16a59f8f0fa9b34510df1c",
    "signer": "0x8bd5c03298238332f393D0373090CA1b27A78DC1",
    "userId": "362760707"
  }
}