{
  "manageEntity": {
    "action": "Repost",
    "entityId": "408556119",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x0f08737b210c67f57c039ecfc04db576f42cb6db983e43a3de5bbabc98822ebf",
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    "signer": "0xf954E35976C0aAaEC2968197F2a371Cc99E7C81A",
    "userId": "102143"
  }
}