{
  "manageEntity": {
    "action": "Repost",
    "entityId": "338074",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x8b03e020c04a0fcf42116965f5b2ab03cfc3d91c702974f57d71eac3d19a5eb5",
    "signature": "0x43a6a28e499b8a89d1cb2b9cdb7bbf67eae63bf044e77ef5dd2033be80ebecc2337bf211706c6da890a24125f4428bea2e28c7973943994b6fe639a2c500e1a11c",
    "signer": "0x7E7b9c4DAC3F284d889a5bc274eA80b8BA5F63ee",
    "userId": "670307808"
  }
}