{
  "manageEntity": {
    "action": "Repost",
    "entityId": "412883087",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xd8455660f55810088c87fad3128bbf131d08941d41ac66e67d93a52cfb1853d9",
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    "signer": "0x48FD75f1b7D81A96b8b8624aB7040523C402c202",
    "userId": "325172820"
  }
}