{
  "manageEntity": {
    "action": "Repost",
    "entityId": "449358757",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xe4ba1e2685ac60eaf0624220c35fa0436a630b30c6fa5f2cdedb11dd02343c17",
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    "signer": "0x647204eDe2dcB8e40793BB48e4bb4Be7ab706de5",
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  }
}