{
  "manageEntity": {
    "action": "Repost",
    "entityId": "1321978974",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xe8800bd637b8dfc0a331cad7510e3647551f96556bb568ac8be40b9db7261e04",
    "signature": "0x852830e5fc4927c036f573781ad4d00afcc8eb9a6698e62afdd8eef60a9bed984035f8e74f1c2df7bf1460b8b5f4c0f04ec9ad979107fcf2c516ed2afe924a3c1c",
    "signer": "0x1d868e2cc29848871636BdCF83a08A975835b6DD",
    "userId": "120328011"
  }
}