{
  "manageEntity": {
    "action": "Repost",
    "entityId": "1638723643",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x9c10c9e1737730305ab8f239407369e79fd8cc328518014476f4e72e7b251c57",
    "signature": "0x4824dfc63fb03a704111854b8f1fd3967d4331fe259cbad5afb0275d49dfe8120a44afa193a3b57cfcaeda41472970a3aa79a542d37aae40e051fff3328c68ec1b",
    "signer": "0xbF4F1f4df4779768AfE75515b1552a2Bc5b4Dd32",
    "userId": "100976759"
  }
}