{
  "manageEntity": {
    "action": "Repost",
    "entityId": "137841",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x51b615c4f8d6d3f6de440bc2127106f03607887e3e3ef62e61568ed95988d11b",
    "signature": "0x489c2dc8088241eeb88e9eef2d2373d68520106769aa6926714352cca31f91eb6fa22d8e0972bded7475eb3a3902c75d2c64b9f38093e999c623b6a6dc8b05ba1b",
    "signer": "0x5452f86EfcB1153FF9C10bdbe4103Ce25434D124",
    "userId": "620307004"
  }
}