{
  "manageEntity": {
    "action": "Repost",
    "entityId": "489615",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x431df30310813581e1f583eb7bc2b7b1427a179e196c34ca0898de51305ef47b",
    "signature": "0x665c462f45dfdacd18544c54de280da574dcfa2096ab59e044a3eb4379e36d502cafc7e357157d380703b342d22ce5be943e7053efe361bfdd5f97bcf554f25f1b",
    "signer": "0x73317E9D44b6E1b7d146760b12dc5546Cd140ED2",
    "userId": "683609933"
  }
}