{
  "manageEntity": {
    "action": "Repost",
    "entityId": "583485562",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x19cfddb0e752a2940446ee07ad7714dbd6f87f8b8f5255974346cb55442f629e",
    "signature": "0xc09a1e96a1a338f5b81dd551d6071a9b08f64f08fab4b9e8bdb4cc92f1913a423f5ac34baf98a10dda15cda83e724f75ca23781cfb7bef6b2d5f78465358ee571b",
    "signer": "0xE7D37531a757aEaf8B2c8037a79C03819edc20Dc",
    "userId": "870684573"
  }
}