{
  "manageEntity": {
    "action": "Repost",
    "entityId": "453693",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xd2e942cdc61d42235d4b64bf0f5cff87e725f09d3c0d1059966d78953e51ecc9",
    "signature": "0x871102daa4e1f5fa996c19192819c0dea037a07aa1cb60a25e7aae0e9657536c5567ffa4670305dadcb1cdc00acf61fbf66ff79826198eaf36d31dad08948b841c",
    "signer": "0xbF4F1f4df4779768AfE75515b1552a2Bc5b4Dd32",
    "userId": "100976759"
  }
}