{
  "manageEntity": {
    "action": "Repost",
    "entityId": "939531",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x60732deb1d0f3f71eb54e20e50ad65a2eb6c5347e642e5b472927d903faf74c2",
    "signature": "0x7278a2255c9ee5486f9c1fe8fb6f52ab4223c12db1f2371553d3e21a548ed59e29cb2d4913a8a9966d0a0da03216d223450b7c045efa61b86172a5e4dc2e3bd21c",
    "signer": "0x2B28feb1CA15953a5a910C4E741698a24e8b3FE9",
    "userId": "887020893"
  }
}