{
  "manageEntity": {
    "action": "Save",
    "entityId": "1795117483",
    "entityType": "Playlist",
    "metadata": "{\"is_save_of_repost\":false}",
    "nonce": "0xf12965b584b037633ea0f33f2b9bb1f7b96cfb15dd1cde953eefd56344f207b2",
    "signature": "0x4ca686adb4add52816f76932e7a2c00897f24fe3b308e5cd418d01d70453e08128506567c205f49b1c4b824127454e99d911315615f6ed5698ea17ac9611c6c61c",
    "signer": "0xF092Ce2889Ee6490A601Ddc0986c585faE589CB5",
    "userId": "658799981"
  }
}