{
  "manageEntity": {
    "action": "Repost",
    "entityId": "1503683375",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x9ef8040066b4dcce1de1d71db70c5170eb1451ccf415765542bc7917fa508f09",
    "signature": "0x0f0f07e27783297ce989594483844bc332b8270d55ff6e0e948b6f39218dad5149784666d8443c56dd2b9fd417ae2c0ff300066e3075ad42e3161e17eb9c9dd11b",
    "signer": "0xc03cf24b1C519dA6a18B6509c7F5C57d01620755",
    "userId": "870665506"
  }
}