{
  "manageEntity": {
    "action": "Repost",
    "entityId": "1963400828",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x37ed64647b06b9123c2698d7dc78460fdd28189850a9a6eb1e9f0af9408f363e",
    "signature": "0xf082d660e5d45c2d458bba113eb776bc7390ead03576f72f74e286a8327300c26783bd29f00d13e366a9bb3a91ed634507adc2a37fd67fd105276338652f56571c",
    "signer": "0x4D8EDeF47b57f98c89BDFf851267B0327BE4cD05",
    "userId": "5307724"
  }
}