{
  "manageEntity": {
    "action": "Repost",
    "entityId": "676517325",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x5f5390bcadc9e35f4dc59fff9852b0e50d486728e4152be8da35d4dcd56558ee",
    "signature": "0xb43fe90d72d6b1b2dfa42a7342d5cfe79e58a032e18d92e2091939d18f63dcb1101b217c9dfa5c6718b9e71c5ed4402daf90c33cdfa518805e54e399e04186231c",
    "signer": "0x283a6Fd0bE176865B404dfc3B2805D3a2701d62e",
    "userId": "484365174"
  }
}