{
  "manageEntity": {
    "action": "Repost",
    "entityId": "539928",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x0fded0bd448dc98f4c3dd3f70bca3c415979ab448c27ab8e1c08e4cf53d5027d",
    "signature": "0x21759c1dbbe1b1be0fdcab1a8c458c0b4512b6201e9c1f57aec6d9f9a1abc665253472871d7de79cb4a894b29fe248163013cbb413986bfd18ec883fbf703e831b",
    "signer": "0xbF4F1f4df4779768AfE75515b1552a2Bc5b4Dd32",
    "userId": "100976759"
  }
}