{
  "manageEntity": {
    "action": "Repost",
    "entityId": "577817855",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x6b4e535e4ad41d0044294d95eaccd24baddaa59e121837fb646a8ef57d4aec6c",
    "signature": "0x7dfda7d0de191af7b2569d31330b6ea5131ffdac4ef7a73e34cb7597031c22b3630480b89a79b0986c3df6290b1ba4919c454cf85fe068837c3d05743ac6900d1b",
    "signer": "0x647204eDe2dcB8e40793BB48e4bb4Be7ab706de5",
    "userId": "580720856"
  }
}