{
  "manageEntity": {
    "action": "Repost",
    "entityId": "751669442",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xd303f17dea5cb277011fc1e00df7b58d5c24364cbbb301dbe243acf3ca552859",
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    "signer": "0xDfAC0702040EaBd2d42e773014D4b014C0747D9c",
    "userId": "707937"
  }
}