{
  "manageEntity": {
    "action": "Repost",
    "entityId": "391333",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x9e48fa6c06d06791044a289898b0832b156142728fcde1da0ac14acb289919f5",
    "signature": "0xbbe784ef2349d1635f454f1f57aa82fe8ce06c42464426ce964e0422a465d2d42583a008337d0b0fe8abe5c97c2bc08f72a416026b6f1d6dc8b410c637aa4a6d1b",
    "signer": "0x48FD75f1b7D81A96b8b8624aB7040523C402c202",
    "userId": "325172820"
  }
}