{
  "manageEntity": {
    "action": "Repost",
    "entityId": "338250",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xa95150fe75ed43ab18cc7940e3c31d8149906657ab4b91318622fd9069f81b0b",
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    "signer": "0xE4c0c73a0c0CD7f65f1bE942f8127c8753aB89D9",
    "userId": "857284925"
  }
}