{
  "manageEntity": {
    "action": "Repost",
    "entityId": "619562471",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x107818684146d490f4dd5b4baaaae556d2ed938968316eab55846520d385ce2b",
    "signature": "0x2115029a6f5137a7cca3b69f1a48634a0fdddbaf8b8c7656a54f1e9a52571a2958385635c3d7cb027db9e7adb58a5c79c3bba004e0c4cab16ca06748e302d8041c",
    "signer": "0x1d868e2cc29848871636BdCF83a08A975835b6DD",
    "userId": "120328011"
  }
}