{
  "manageEntity": {
    "action": "Repost",
    "entityId": "544312",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x8930f42362fd1a1f0c3e03ccce53119fb0bd076ddb872ee28f93f1f8ff64a628",
    "signature": "0x499fa1258a6379387aa76a2be29e96815ecffdc1feffab107a795ac38ce0f3ab444cf50467ed8653ea65631d3761dad16eef21a3716e0b237fbd8db159d82b1d1c",
    "signer": "0x7451Cf52e883bc4483b88591c194dc3942E7F191",
    "userId": "584186978"
  }
}