{
  "manageEntity": {
    "action": "Repost",
    "entityId": "555853707",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x81f31b02e25fc88a124f0508eca5cddd4e5635e36ebd4ead61b566195b6233f9",
    "signature": "0xf1b50164c82ea5ac9b29c815922e9ad40e3db0ee6732ef259695b3259af722407d6a4afa1b6eb2a1adc442a2a077bb8e06aa4f28d8323e3418ddca758f0703811c",
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    "userId": "887547386"
  }
}