{
  "manageEntity": {
    "action": "Repost",
    "entityId": "1197396854",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x19c058a7d8f9cd12c09533be8d33cce69b7871d16376e0d4004b6be38c9e6a01",
    "signature": "0xb8d6c705decd39bf07ce5417b26fea2e8c345c86a5945fb3882344fc3ce870cf17dbe52164140b965b9fa11c00dfd6475f1a879e594168d370271a297277a71c1c",
    "signer": "0x639B9598C075dEDFE2d8FfB1B5B6ca259D3C425E",
    "userId": "667809204"
  }
}