{
  "manageEntity": {
    "action": "Update",
    "entityId": "79105784",
    "entityType": "User",
    "metadata": "{\"cid\":\"bagaaiera7f3gxhuaosrqciviaq64og6eyoefg5dtck6bc4vofjh4ddvvpyza\",\"data\":{\"events\":{},\"playlist_library\":{\"contents\":[{\"type\":\"playlist\",\"playlist_id\":4281}]}}}",
    "nonce": "0x2812ecd5ad8c16fcbff085abd1974924cb838204b5dfc2e76974a2ab55ceafd4",
    "signature": "0xa41012236d048ba516850400cc45b46f0be4864a1bd53e91fce8072edef3a848148a9edc4cd48faae64a5be3618833e1a203f3d6ba6a167dfcb89e687acbc48e1b",
    "signer": "0x98a678b2b225c6ba4b429365951929F94ba0361a",
    "userId": "79105784"
  }
}