{
  "manageEntity": {
    "action": "Repost",
    "entityId": "398135",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x14bf3f82f2eb69cc36db9c5cc5d1285322ff377100e62ce8a812fe4194be329b",
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    "signer": "0x7425EdbFdF528603A88c658f4cf8B1396a8a77F5",
    "userId": "406225571"
  }
}