{
  "manageEntity": {
    "action": "Repost",
    "entityId": "876305210",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x68a41c8efb9357b3351ab4e64416fb6ce1125148dbb320dc39e1b6ddf2442d65",
    "signature": "0xe3b2f69d5adc613e34acf0f58dcc13ee5bb263e34f1031463a99efd9c65bbd71741f96c20e2dde5b0390fe36fb079fa4363f3505bacde9db2e62c07b4ac00b9c1c",
    "signer": "0xbF4F1f4df4779768AfE75515b1552a2Bc5b4Dd32",
    "userId": "100976759"
  }
}