{
  "manageEntity": {
    "action": "Repost",
    "entityId": "648906",
    "entityType": "Track",
    "nonce": "1787029222764060564",
    "signature": "0x0da06e4eccf6cc89f21c790d1b591555f86340626ddd9a843dc751e87dba083225f492081e823e4abc2ceef62d8fe819d25350bb536aedc524157a70978b8ddf1c",
    "signer": "0x6620103988B969bE5810F1B5530c1A44Fe6048A1",
    "userId": "568518925"
  }
}