{
  "manageEntity": {
    "action": "Repost",
    "entityId": "303081",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x4c42713c49ee4a68f42947ccad36c7fd1794cfebd3a90e51e1b22e1ffb3d73e9",
    "signature": "0x5ea196fa27f91fcb5219b4f13da275be9d35a558a697c00ac4d3b7269e1af5e0248703ac0bfb738fc34944a8243cb8cfcdb6b76ccdfbdbb16f0230cb13ca96c91c",
    "signer": "0x44BAdCFCf42113CbB67f519e4efa576B336f9bf7",
    "userId": "136844578"
  }
}