{
  "manageEntity": {
    "action": "Repost",
    "entityId": "1345526507",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x19b7cfe67d236589374f1f215539a3ded4d7816a2aa814ebbacc8868ce83a3ec",
    "signature": "0xd3c0a6a2d8be5d4e448e86ba323d7580ef5bf6cad6f5896c6b1c063c3363d27b7f816ad2f774be05afaaa9e7f345c720c1574dff47a6dfdb88afe6b26ea2ced21c",
    "signer": "0xbF4F1f4df4779768AfE75515b1552a2Bc5b4Dd32",
    "userId": "100976759"
  }
}