{
  "manageEntity": {
    "action": "Repost",
    "entityId": "574135",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xafa9fd68fea97bc8a5b23cc1191ff22c0e7f53ab0ea1e2e0f3698498258a7ab0",
    "signature": "0x9248149a1fc50802d3ff952c11caccbf8d29d1ddbf5ded49b26788ec3f7ebd684f1965eec34848d9156e58727f2396e440810e03b9845daf3abaaaba7d385eee1b",
    "signer": "0xDC5D8e6d43489811098d4d3D31fB7D6585c9Bb31",
    "userId": "735980234"
  }
}