{
  "manageEntity": {
    "action": "Repost",
    "entityId": "508697",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xfd14ad7147827b83dc58a0f68b724e8a222bcb60781c19537b8504a61167f5d6",
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    "signer": "0xD967b68365738013c9197659aAb46EB73a488080",
    "userId": "488430169"
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}