{
  "manageEntity": {
    "action": "Repost",
    "entityId": "1490652260",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x33c1974ba98a21fd07ca325115a87039a36582380616eb046072045573ba9c5f",
    "signature": "0x199896068f13c3a5c7c58e1b9ec7228701ed142c74937db9c22682817a2e9a0304f5ecfe44d8f4ff6d5a744ab174b105d08e153236ec71688fdb87b30f69f6d41b",
    "signer": "0x44BAdCFCf42113CbB67f519e4efa576B336f9bf7",
    "userId": "136844578"
  }
}