{
  "manageEntity": {
    "action": "Repost",
    "entityId": "1494143338",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xa126784156e818f49bb1fbdc1766da28c69f3aacbc342d6ef83a5a0d525316a3",
    "signature": "0xf8e1e45f04ab811593785040bbc559322d1a87fedc04c887cbd1f8bbd1d571b648896b3cffc0c10adac77fa4e65d8a6b795c24620b0a581e84a58c355917711e1b",
    "signer": "0x647204eDe2dcB8e40793BB48e4bb4Be7ab706de5",
    "userId": "580720856"
  }
}