{
  "manageEntity": {
    "action": "Repost",
    "entityId": "338330875",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x54470e581210f0340b13cafd16dee6fd07fb51fde410c4202b1a5795490579cf",
    "signature": "0xf56b50571984745d06ff5dffb5d6542286f315025338b4b9cdda8c91edc00b715d9696cfa2b93dff03714e7c841cbb7d9963b494e8f1e30e4d85742e287f00de1b",
    "signer": "0x647204eDe2dcB8e40793BB48e4bb4Be7ab706de5",
    "userId": "580720856"
  }
}