{
  "manageEntity": {
    "action": "Repost",
    "entityId": "444894251",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x74510f9bcf62745afe39eadcd3ffc06937babe587441c4e6c3a2f2199a5dafe8",
    "signature": "0xfc7ad8ec1a449736baedd551b7562e5ff8cf7d93a59b32fa8faa7822a32a4ddf55b45d9abfb64ac94b95cce08c6f5bc6b78926875737b485bc4017bd37b6e1351b",
    "signer": "0x40aE1C539711FBaE3930131b028D9c764fD8EaCb",
    "userId": "35251"
  }
}