{
  "manageEntity": {
    "action": "Repost",
    "entityId": "545663",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x9c910f3f0e9a9520c1bec6a1712636040e7035170c355d5082edc9ec4c2fda7b",
    "signature": "0xbbb577712b886771b8162de8b98eae2d875c832a5eb5966f3b2692570b58188b0c6ff32879ff628a22409f259d2f7c780628b0b7e2b44ccf58cf5b785a5feec81c",
    "signer": "0x283a6Fd0bE176865B404dfc3B2805D3a2701d62e",
    "userId": "484365174"
  }
}