{
  "manageEntity": {
    "action": "Repost",
    "entityId": "771742",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xa1fcb59f18dacc48ace7db70b3c6ee66583311c7d770931f88e60f33a9a660f3",
    "signature": "0x464995472cd983d00a9fd1fcbc4457c84779d72f69f9f3de7a9ba8a892d90a55338a45d51c92c8e2a9453578373ae966ad5f0ae89dfe68b2efa832c91e4f0c6f1c",
    "signer": "0xbF4F1f4df4779768AfE75515b1552a2Bc5b4Dd32",
    "userId": "100976759"
  }
}