{
  "manageEntity": {
    "action": "Repost",
    "entityId": "745983016",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x802a6f957b9aa5b3f3b11db65fe2fc4cf73b09291725ca81e3a4c25e2790a667",
    "signature": "0x2667d17c0a135b1ef039de3e6023d3381fb969159843ef05841afcfd642ab069275946fea64e61a5d2be80b4f9b8c19f939803979c687e2335badabd603e7cbf1b",
    "signer": "0x7451Cf52e883bc4483b88591c194dc3942E7F191",
    "userId": "584186978"
  }
}