{
  "manageEntity": {
    "action": "Save",
    "entityId": "4281",
    "entityType": "Playlist",
    "metadata": "{\"is_save_of_repost\":false}",
    "nonce": "0x317f0746ad4d0cd0ab68ddb911375bc2a64b8360263a67a2f0d6236339fbe933",
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    "signer": "0x92A54e77f13b9B7051f80e851698A1d518e3e2ec",
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}