{
  "manageEntity": {
    "action": "Repost",
    "entityId": "1254790175",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x4be48da00eb4b9b378ef52ab135d0e68f97deab754a01eb65a29dda88278feb4",
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    "signer": "0xd1bC12b8b46f2FAa152aB791052b4a26826F86F5",
    "userId": "481080235"
  }
}