{
  "manageEntity": {
    "action": "Repost",
    "entityId": "854750",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x4909fb70a5eed6564d9f9e8e2db0ac6ae943f3e44cfd2fccb83c3928f80a0325",
    "signature": "0xa95ca41b5db3d478c7e93b1d4945c05e68d56a03e045391c276f10e9607b9ae76332745b4277f7a00c5e919cef58c184a5441e4724ff6cb5662be5799cd8a3701b",
    "signer": "0xbF4F1f4df4779768AfE75515b1552a2Bc5b4Dd32",
    "userId": "100976759"
  }
}