{
  "manageEntity": {
    "action": "Repost",
    "entityId": "1439416591",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x5c336b8d862680194bf8ecf832108ab70d487f311ac06131449fdf0f8c280848",
    "signature": "0x9ef6063f5cd30d634a0e45d651e48f8fff07b62e76cf616fa2605f3a5282ebc55f6d5ad329115aafdcacfa2181870474d67117b2a2f8433a59d22d2838930c571c",
    "signer": "0xDC5D8e6d43489811098d4d3D31fB7D6585c9Bb31",
    "userId": "735980234"
  }
}