{
  "manageEntity": {
    "action": "Repost",
    "entityId": "149854",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x4f905f61ad501a28be17e5d38f08fc9406bbd0e2172654df4717e3b12c96d6cb",
    "signature": "0x1db259cd74ce4be419320e49f5b759ba418622a84ec1b1619016e4de1ec1bd0045b6e2e3a9bce4b840e7e086e85046db7991408a50186610264d8295a9ae9f3e1b",
    "signer": "0xE22639FD840080b20889373FEa6060B4757eB9c1",
    "userId": "274627911"
  }
}