{
  "manageEntity": {
    "action": "Repost",
    "entityId": "504506",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xf75cb59d7d5f298c0689c284500ccf1319e50c1457dcdd4dba53dbfa6296524c",
    "signature": "0x0f80b4216aac05c91ec243c844bb6b3f893a37f4c216671e0e3acdc36c89b5251db3e75010f18d77d3d28300259154b54ca3ddadd2d8a44d78238ae957dd6e621c",
    "signer": "0xDC5D8e6d43489811098d4d3D31fB7D6585c9Bb31",
    "userId": "735980234"
  }
}