{
  "manageEntity": {
    "action": "Repost",
    "entityId": "729628",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x958b5f07db97739171f61f06987fee1a6adc0f1f6f19c1d182f2dc3f11bee9f5",
    "signature": "0x41dc0a67ae7d848027c01c84a8ee97f0cfd71d6cfa49b1961452d5122c3197bc14cf8e67d2df2377f9234f82a5f05c9e39adaf2faaafe407ac939b93b20f8fa81b",
    "signer": "0xDC5D8e6d43489811098d4d3D31fB7D6585c9Bb31",
    "userId": "735980234"
  }
}