{
  "manageEntity": {
    "action": "Repost",
    "entityId": "1280949631",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x6338c6f0c5ba4f7d6a9b2afe9772285d43cb7711fed2b3452ebf183ae7a68e49",
    "signature": "0x970d740fb98630ca5e6e0b332a61c2763a702d7d259f7ab6eb6612e939b49664494fc46401d3bd3f3230f0ee28566ac03e294e62c7eba6654558524a67c2d31b1c",
    "signer": "0x5452f86EfcB1153FF9C10bdbe4103Ce25434D124",
    "userId": "620307004"
  }
}