{
  "manageEntity": {
    "action": "Repost",
    "entityId": "545542",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xf655fed3a734f62418de7fb7d3da8f029a872511cd777f372ee5444c14d82be9",
    "signature": "0x1bd974802049ed1c5d1b64d7d5992737d5a88986c8e17f656841d8d1416ffd052eff8a42d867c582ec9ba5785d1f13dbb8a296c788ed22940d874cc7496f06f11b",
    "signer": "0x7451Cf52e883bc4483b88591c194dc3942E7F191",
    "userId": "584186978"
  }
}