{
  "manageEntity": {
    "action": "Save",
    "entityId": "1364513530",
    "entityType": "Playlist",
    "metadata": "{\"is_save_of_repost\":false}",
    "nonce": "0xf75b96b8e15db978d92c7597d83adb501ee78f7c1a31c8df809fe57baf7ae365",
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    "signer": "0x7eBAab495a64FAea1f04dc59ff804bf939da7B12",
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}