{
  "manageEntity": {
    "action": "Repost",
    "entityId": "740389437",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x0cc52cd756c2d5f9234c83284a14109b1b587ec1dec309428de9d45f34b89c62",
    "signature": "0x74d9fd42c79c8b2da29e36f709cab00c46b6646582b9a436286d5271b1c5767646af87160cc9ff611ab028da68c90fe01757214fafd195a8d3323d2f599475b91c",
    "signer": "0xfa1f98f0530E55C2BEFA45f0F1B3A699b4559136",
    "userId": "149566028"
  }
}