{
  "manageEntity": {
    "action": "Save",
    "entityId": "4281",
    "entityType": "Playlist",
    "metadata": "{\"is_save_of_repost\":false}",
    "nonce": "0xa9ce0965f65e9a543774ac6e160650c95ae5d384a363c6f7349edf5beb4bb6a0",
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}