{
  "manageEntity": {
    "action": "Repost",
    "entityId": "74655",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xa8fca912753a36a9ba592e4edc11c90802893cd2e824434868040b95d8fde174",
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    "signer": "0x59765b22C96E88dA578af23E8611d6ca2dcCd7C9",
    "userId": "377610060"
  }
}