{
  "manageEntity": {
    "action": "Repost",
    "entityId": "1007516",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xc59cf8b7006f33858a467b4024b5e2669fb5164ff614a7a1aa69d74cd80a2723",
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    "signer": "0x243A439c272133AEEE0073AF4986dE391C430866",
    "userId": "77551267"
  }
}