{
  "manageEntity": {
    "action": "Repost",
    "entityId": "478939373",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xaa91d870f2ec151ce388924c37b18d22331540624ca7f8faded34e8a1404e378",
    "signature": "0x22f71e455da6e77d9c7d1582e200eacf41cc133551c7159a7d5cb03f85222bc5241f61fc55363cf4cb15b809995bdbed09a7b9edd8572c7efe10f55c7a86e0ea1b",
    "signer": "0x7451Cf52e883bc4483b88591c194dc3942E7F191",
    "userId": "584186978"
  }
}