{
  "manageEntity": {
    "action": "Repost",
    "entityId": "537126875",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x89fdbcd7549f1e56fae90c015e8cdeb5d446674b404e03a0e89fbc39edcf8b36",
    "signature": "0x8e76c14dbfe48929cb25138146f41d54224432bcd02462ac408cbc93295739bc43aa44d43ad07c74ad59fa40831a870a2a020312401a9b9030cc965093da0ccc1c",
    "signer": "0x98591a180A20DF036EB2C9D2c24B449E65939Df5",
    "userId": "338604526"
  }
}