{
  "manageEntity": {
    "action": "Repost",
    "entityId": "543760512",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xb3f3f0a5573eb42e4a51f48d74a7edf33c786e885217651350ffddaf8d1cf5bb",
    "signature": "0x81c025242ab3bc25e325557bc1b3ea7ed814301e5e7b8822b8165dd6ef73d4836c966bedb5348d65c392bca77afe78812e6a70c024037a51dd2aa17f805b8b871b",
    "signer": "0x4A3D09CdfD42dE4C57dc67B09a40B5d9172bD69f",
    "userId": "787102835"
  }
}