{
  "manageEntity": {
    "action": "Repost",
    "entityId": "286872",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x7b53a09654f87846e5c1f62935785ec619655056f89b66eea96c1ad5209c6e5e",
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    "signer": "0xD1c35F3fe36F06eA1eAC8Afaa9bA42F76fEd23A9",
    "userId": "918920591"
  }
}