{
  "manageEntity": {
    "action": "Repost",
    "entityId": "807015404",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x86bca3a76f99071aca8fa45a7899f13d2c4902d9c4a6011d07f9a2f6a8ff779f",
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    "signer": "0xD7c3dC9EEf2D94568C0e1A9C88b58696850c7C22",
    "userId": "125737"
  }
}