{
  "manageEntity": {
    "action": "Repost",
    "entityId": "855828480",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x6d534a479fb15f77bb78d8615b63a93c13ba1f86f12ec60762ee8f13561a792d",
    "signature": "0xa36d2061486a94343dc581357d8d309bfb8fdc5db580189bc232db9cef1dac5729e860136b44ecb918322ff0091ab1fa55e2420bd9019bc2ddfd36b36e382c2a1b",
    "signer": "0x639B9598C075dEDFE2d8FfB1B5B6ca259D3C425E",
    "userId": "667809204"
  }
}