{
  "manageEntity": {
    "action": "Repost",
    "entityId": "712659",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x4d6e78db89a631d4907a01364f6a4b43db2606f9279bbb20176ac9757d2d92aa",
    "signature": "0x7e03670aa28ca5113d9897fa9b00dfd70b79487703e94786d5811cb4fc43d48d363cac97ddf2c4af9b0c0c029143b0439559c226c56d8a178e121d3b78d2f8d21b",
    "signer": "0x40aE1C539711FBaE3930131b028D9c764fD8EaCb",
    "userId": "35251"
  }
}