{
  "manageEntity": {
    "action": "Repost",
    "entityId": "768776",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xcef59519030906552463fe0b00261b191d652e0e83305c3f7c8de16b3c42873c",
    "signature": "0xfa4809dbb92c868e61ab9a7115a1ac6117ee7e72f6307bedf3d2f74610da63be35e3dc3c5e41685d82fffafef886eb967b1e648b7ae45fcd011c1132812206e11c",
    "signer": "0xE7D37531a757aEaf8B2c8037a79C03819edc20Dc",
    "userId": "870684573"
  }
}