{
  "manageEntity": {
    "action": "Repost",
    "entityId": "1664038300",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x122b770be705baf48cb18dfd0ddeed236aabc617ca5baafc571c7b5de89a6009",
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    "signer": "0x849938DF063059EbF6d907f55E72C083347C9343",
    "userId": "796529120"
  }
}