{
  "manageEntity": {
    "action": "Repost",
    "entityId": "857463327",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x5681fd734e77142af542dabdb357839cdf5f4857f65b48962784c1e9bd5db22d",
    "signature": "0x74a04b4a2b014b53400a760da89a7d7735a9919ad8c1e09ec505e6c2732bacd552a08d158637cefc72f0c3bd6b8e37ef244f268a309563e9cb20c106800d0a281c",
    "signer": "0x481d41B4b34069e19EDC206C160447ebA0841f6F",
    "userId": "854614078"
  }
}