{
  "manageEntity": {
    "action": "Repost",
    "entityId": "539714",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x9da912214c021013f735b88f774b168fcd38e496523331a43a98ea4af3b5c2d7",
    "signature": "0x21ef14d635e948876462f40d20c77179d252532442e27f485b4cb05bb75b57d962b8aeff649f48150d954c6f74e953491929781f36563f523836da8b1384ef631b",
    "signer": "0xbb3E94A6Ca25f3CAF1B8487768C074bE200e6381",
    "userId": "277460613"
  }
}