{
  "manageEntity": {
    "action": "Repost",
    "entityId": "43076349",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x7911c47eacc4b8d724c6cfacbba50d5762db3e72404bf138989c50b5ba619fd4",
    "signature": "0xa244a3d475b338b28bfad794c91686470eecc00cc262fe0219a8901a35bf3c531108b7fc7b075d9b6a3be1b4e8cfa8a2de5bc5c700144f3fdf287fd390c20ebb1b",
    "signer": "0x40aE1C539711FBaE3930131b028D9c764fD8EaCb",
    "userId": "35251"
  }
}