{
  "manageEntity": {
    "action": "Repost",
    "entityId": "1555814537",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x77d12518dcd783fa9a1f36d0576660bacb7e2b87c9d6532a33710cd61919eda1",
    "signature": "0xc5413b991587aa55ce603b78a30c671d4ad592b7f4adb9fffd86d446b1f2a1ca36a004d624e1234273cf720a2d1aa4d52143016c1681908244c240811c5fc07c1c",
    "signer": "0xDC5D8e6d43489811098d4d3D31fB7D6585c9Bb31",
    "userId": "735980234"
  }
}