{
  "manageEntity": {
    "action": "Repost",
    "entityId": "541321",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x9be02f528c8a2d1b21d593ff46c780ce3fa33cdf0402ca4147c61cffd8763047",
    "signature": "0xd14d001906492bb9266d6a8468d85d9922465233b33874ccc47de849aa78fd492dcaa53c8cc9ab61e035c4bc6b9c064a81ffc509e12ba95b9444b6024cc049061b",
    "signer": "0xfa1f98f0530E55C2BEFA45f0F1B3A699b4559136",
    "userId": "149566028"
  }
}