{
  "manageEntity": {
    "action": "Repost",
    "entityId": "1664249127",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xd5f422b2a39c0619ca26ff02a4918fb5baf8e53aa6ff46b398a8a5c7f2c9ded7",
    "signature": "0x07c3888d3953101dd1a394fd7bafc49d8f0ef98b01f23ca9784dce6bd3593bbc513e565adeb8d153d56fbdf0eff583935027f52a3019cefb014d360f065c2d6d1b",
    "signer": "0x7451Cf52e883bc4483b88591c194dc3942E7F191",
    "userId": "584186978"
  }
}