{
  "manageEntity": {
    "action": "Repost",
    "entityId": "607138502",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x87ee62f8e24d2d24f77b641349746a3df1886011b6340803585d81cdfb11c544",
    "signature": "0xa2e5cb062c36536c0d78febd292f1fadb5af85cb6fbadea9e3e5213e215c049e520bc5ceb81cdf85b98705a62ebfc520f57b3ab89cadf7fdcce57022ac0bc9841c",
    "signer": "0xE7D37531a757aEaf8B2c8037a79C03819edc20Dc",
    "userId": "870684573"
  }
}