{
  "manageEntity": {
    "action": "Repost",
    "entityId": "428381",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x96c3f416e77e9716e8b467b59cfd50a26b4a0fe40da1acd437208f4b7da3b8a4",
    "signature": "0x85a4eb328e10abd300478a9a534b3340859e285157c43656d70d59de894a35155c967b4c43e75a4f781a66fce8c941582d961002bd43e2f6bb98669277e27d521b",
    "signer": "0x48FD75f1b7D81A96b8b8624aB7040523C402c202",
    "userId": "325172820"
  }
}