{
  "manageEntity": {
    "action": "Repost",
    "entityId": "509931991",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xb2fd7f603ca412293dc32d1b040e5168daac873f52fd14ad77b48caa2562042f",
    "signature": "0xdffe4925a3e6e8f407dadd45ac232335b13e442955a2e3f9b95d025dacfc1f2107be657a669af4f93359a3ab434128c3a1c82be128063cf81dcce70452d28e6b1b",
    "signer": "0xbF4F1f4df4779768AfE75515b1552a2Bc5b4Dd32",
    "userId": "100976759"
  }
}