{
  "manageEntity": {
    "action": "Repost",
    "entityId": "504511",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x1aef0ae39e85be2b6fcba078c079072e2cf19a4c446d5f20e229bd885415b2be",
    "signature": "0xb15fbb3fad4fa5978028ddfbeb0e27ac043ed746bcd2c4dcacf95c4fe8d73c6d041115f35b18b72480bff10f58295fcffe3775963e71f68055e0e1535808ccae1c",
    "signer": "0x243A439c272133AEEE0073AF4986dE391C430866",
    "userId": "77551267"
  }
}