{
  "manageEntity": {
    "action": "Save",
    "entityId": "505413802",
    "entityType": "Playlist",
    "metadata": "{\"is_save_of_repost\":false}",
    "nonce": "0x844029b12f98a23a611fb9535563b02c6f308be918a0f303c7a63c151102de93",
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}