{
  "manageEntity": {
    "action": "Repost",
    "entityId": "1251844198",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x9b5b00bcf23343f4623e394f650cc1c2dd257a626f267c0192aa0cfdefead699",
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    "signer": "0x4fdc03E53311BF6b1B8728dd0Ae0630bF74176f1",
    "userId": "162770660"
  }
}