{
  "manageEntity": {
    "action": "Repost",
    "entityId": "642765",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xaba22640dd08cb464f9d6fb22e426b82d95b6aa740f81f43c2370d2b8a11467f",
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    "signer": "0xCedE64dcD8b0FdEDBdADF4b0ba433797eD6301c9",
    "userId": "638733607"
  }
}