{
  "manageEntity": {
    "action": "Repost",
    "entityId": "378797201",
    "entityType": "Track",
    "nonce": "1789924690837514239",
    "signature": "0x0d30d1650150ecf17b85dec77864dc99e26ada55874a43858188cec69c329786141481b9896eb65de6f537b42c73bf06e449020d23407f7116ea3ef37349cf461c",
    "signer": "0x6620103988B969bE5810F1B5530c1A44Fe6048A1",
    "userId": "568518925"
  }
}