{
  "manageEntity": {
    "action": "Repost",
    "entityId": "854757",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x037885867de7bda2bf7b59ec57afa87f602150bc26dbf6c968413deb49d4866d",
    "signature": "0x0454c981eaa3134854bfb88d5af45c91687743c99c937db40f8a54277f2841be324577ec7021875107cefee02c4f9e064b5891b121d783a6803848e3fc02d3081c",
    "signer": "0xbF4F1f4df4779768AfE75515b1552a2Bc5b4Dd32",
    "userId": "100976759"
  }
}