{
  "manageEntity": {
    "action": "Repost",
    "entityId": "645145691",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xb803bc78c85de3f3d57b4969f8334e6a9dce9f8167ad1770db211b1b89c3926f",
    "signature": "0x8c27b072109cc878bf2f3e888c1737786625189b270746401134f528cc99abbd4c35a9e4c58ebf061bbdf974537146ec00cfb369803bf153875599075c8681ea1c",
    "signer": "0x3324C23609BC25902C39CFa38CF40581c7Bc7F87",
    "userId": "229134011"
  }
}