{
  "manageEntity": {
    "action": "Repost",
    "entityId": "537030554",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x4d69e74170bcb4b7f8b4fd83e47d89e081d977136b0f1729a9ab0ac97e05a839",
    "signature": "0x1a23e80ad37dc69403aec05b16d6d479a6ff1034c769f54672a98571808203b53626fae78cb7cb85a77bfe464d3b5ee4c021905777e1e098af379336bb707cde1b",
    "signer": "0x7451Cf52e883bc4483b88591c194dc3942E7F191",
    "userId": "584186978"
  }
}