{
  "manageEntity": {
    "action": "Repost",
    "entityId": "403448278",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xa4eb1d81c0f805408477f692d6b20ff87860db67f87c4563f429aab45fc8a9b3",
    "signature": "0x9af3857ba10b4cb85713f2c38c4150f1cc6fbcbb65c013898c267c5fc20bac630f108c1f8327827e1ab014366b09deddd2f2cb56e955bfb11a784727f002ea9d1c",
    "signer": "0xDC5D8e6d43489811098d4d3D31fB7D6585c9Bb31",
    "userId": "735980234"
  }
}