{
  "manageEntity": {
    "action": "Repost",
    "entityId": "543728374",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x0951bed5e48ffc2a62892b6424b565f7dc1fbeed94f74d77f0a12f0e202fa058",
    "signature": "0x4c2109e19559b643bf82d18561eefbdf4808625e3e4b6d12f963df471720cd1528a7e864f4c300ba9ea19a6ca8873e806164e5813d613e0dea66a67508e8f7431c",
    "signer": "0xbF4F1f4df4779768AfE75515b1552a2Bc5b4Dd32",
    "userId": "100976759"
  }
}