{
  "manageEntity": {
    "action": "Repost",
    "entityId": "570373296",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x3b9837b0a3ccec43d20ad3a7f213bf1068c10c324f0527fcef280c26bf6e1d6b",
    "signature": "0xb3e4574cda86cba5de9445c369ff844c78ba3e2d64f0ca885cb65f1b384174dd2c13655dbec63d521f1b39452d6951b0817a2ad8b76cbdf2b99d0977c27e21a51b",
    "signer": "0x647204eDe2dcB8e40793BB48e4bb4Be7ab706de5",
    "userId": "580720856"
  }
}