{
  "manageEntity": {
    "action": "Repost",
    "entityId": "5478321",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x096e3c968b1d78a3a05f668aa9990e41ed9700c57c67f5872305fd227ba3f7ce",
    "signature": "0x01a3b24a09f1b3578cb6ddd5a320e083c77fb7ea8d04404df7bdcaf530d8384b0a7eda3ec299f904e22fc9c6179ee3aaa7de138825fe7485eb4da7171812f7be1c",
    "signer": "0x7425EdbFdF528603A88c658f4cf8B1396a8a77F5",
    "userId": "406225571"
  }
}