{
  "manageEntity": {
    "action": "Repost",
    "entityId": "459527919",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xd2f5b1a760431e776561ca22ffac92c4eaac06374983e3c7799017fefff1c793",
    "signature": "0xf5822401fa91deacbc6d94e6e187605bae8c1556fa008061285950e384928c9652d97842ec08f2830795cfbac4433a5f1bd61a3e9bf90b859c8dfba5fc5c2e3e1c",
    "signer": "0x639B9598C075dEDFE2d8FfB1B5B6ca259D3C425E",
    "userId": "667809204"
  }
}