{
  "manageEntity": {
    "action": "Repost",
    "entityId": "689992922",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x5b0647f0b67af3d52f88b3c32bafeccfc128d685dd641030c6f8922b829ad3e8",
    "signature": "0xd1e84e6b15b237bb1ba41e63d0cfddcb03d69e6cfbefe54ac68d78feaca139d162bb6770f0be77110c1744bffa221623e2019019a073de2892971ebac2df9d6b1c",
    "signer": "0x7451Cf52e883bc4483b88591c194dc3942E7F191",
    "userId": "584186978"
  }
}