{
  "manageEntity": {
    "action": "Repost",
    "entityId": "506858538",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x814032d7a8e33da2051f80828fdcf3c9103feda3b08dcf47728e157114c8e9be",
    "signature": "0x2381c6691dd5c514e660a2a8c4743fc80105a3d050e1875f12b87a1ac5b8dfa50db4912e14880a1d9e1aad7dd6f2f9c53eb175977b9525e57c2998ebb24950921b",
    "signer": "0x7451Cf52e883bc4483b88591c194dc3942E7F191",
    "userId": "584186978"
  }
}