{
  "manageEntity": {
    "action": "Repost",
    "entityId": "1010020304",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xd6f1972f7d085a323cb2a11a9958d7699df0df895306bece313540499e947fd3",
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    "signer": "0x136A4e19270387bc21d7e58a9592D46864B0Ad57",
    "userId": "956002390"
  }
}