{
  "manageEntity": {
    "action": "Repost",
    "entityId": "819493989",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xfcf186722717cd1a4baad99c13909507c9b286e9ef97904e3012e5d8bcedbeeb",
    "signature": "0xd54a5efa2c153b6a69a1ab7209ef06817e9799bdedee994ef3f31feaa44370304f3d9026df5bc1317e71ce97ac3a13aeeadf8ec9cce0af0a5fef2fa7d42f2bb81c",
    "signer": "0xAd15470171ba4f01ad3C714600D9A7E9aE62485C",
    "userId": "714646433"
  }
}