{
  "manageEntity": {
    "action": "Repost",
    "entityId": "445640515",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x8c83a9b4f4cee48f728bd1a109f111ebe46956963ca8d00d4ad64ef32ee6c05e",
    "signature": "0x48af095ae0decba08c1e8acbdc863927e7bfb428838f18b1afa7682aba00b91805d68c1606d1eed7d6c5c42dfd45c26f813dd3a92b75c740c3c412808803eb061b",
    "signer": "0xb6B208a8f79b1D88d245afa5aDB0a40d38cd6DD1",
    "userId": "528688046"
  }
}