{
  "manageEntity": {
    "action": "Repost",
    "entityId": "731485",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xa423c02b89922c0ab0ef186fc1d9b30e9b8975bd9d0b2022650f785a640ef663",
    "signature": "0xa5f93dc05b9cd130ceb3aa0fbec01d1fc6f9b7eb4c5e67eb260b8dc7c30f14e013d04ac97325167a19658bc1fe03531c6066b31c755105b00e56b4754e19148b1c",
    "signer": "0x40aE1C539711FBaE3930131b028D9c764fD8EaCb",
    "userId": "35251"
  }
}