{
  "manageEntity": {
    "action": "Repost",
    "entityId": "639063724",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x1f7d14044300de900c5688003b85581af6df7d89fc4e01a1b3e53e16c9a638a5",
    "signature": "0xf03fc8e29ea80a7193bcea8dc31e3dafddde6ec5b42240c4eea8ec5fa1931e0e36b5131ff1308dfe1f99596557be57bd53424178941671bc21be47d1673a850e1c",
    "signer": "0x4dafC3e774A1033C5604372f17ccBDcE545f478D",
    "userId": "889450527"
  }
}