{
  "manageEntity": {
    "action": "Repost",
    "entityId": "313603",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xed19cb02c8af63aeabdf555e45a5c31f159933059794b7010904629790d55b41",
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    "signer": "0x59765b22C96E88dA578af23E8611d6ca2dcCd7C9",
    "userId": "377610060"
  }
}