{
  "manageEntity": {
    "action": "Repost",
    "entityId": "544314",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x297f7d551226af4a7407216fa562ff7b23feeb196934d3079db4bc1ed79e0cb3",
    "signature": "0x4c2e207c156a5705161464af1ec8f8d3ceaa16bb3909ab49357de82ed09e49fc2d0828abd4bed8e67ac9879fbc4f53e6a7747d8a9eedbf16efb05dbe4cb6e9851b",
    "signer": "0x7451Cf52e883bc4483b88591c194dc3942E7F191",
    "userId": "584186978"
  }
}