{
  "manageEntity": {
    "action": "Repost",
    "entityId": "669257",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xc0d96ea87ec5d0148fe6c7d132a61b341fc1a15a744885c1e6c2603abfa404b8",
    "signature": "0xff8b16e8c899707205a6b91926c80ed2191ff0693ae2a16061c3a19a22b437827d2d62d735c30086cd199e1667bbcf38554d3a9cff64d288979a9f31e5185d8d1c",
    "signer": "0x481d41B4b34069e19EDC206C160447ebA0841f6F",
    "userId": "854614078"
  }
}