The result property of JSON-RPC responses are missing a specific type.

[tomc974]

Currently, the result property of JSON-RPC responses is using a default implementation with an any type. We should change them to use a specific type. This issue will be used to track the progress on this task.

• AddMultiSigAddress
• AddNode
• AppendRawChange
• AppendRawData
• AppendRawExchange
• AppendRawTransaction
• ApproveFrom
• BackupWallet
• ClearMemPool
• CombineUnspent
• CompleteRawExchange
• Create
• CreateFrom
• CreateKeyPairs
• CreateMultiSig
• CreateRawExchange
• CreateRawSendFrom
• CreateRawTransaction
• DecodeRawExchange
• DecodeRawTransaction
• DisableRawTransaction
• DumpPrivKey
• DumpWallet
• EncryptWallet
• GetAddedNodeInfo
• GetAddressBalances
• GetAddresses
• GetAddressTransaction
• GetAssetTransaction
• GetBlock
• GetBlockchainInfo
• GetBlockchainParams
• GetBlockHash
• GetInfo
• GetMemPoolInfo
• GetMultiBalances
• GetNetworkInfo
• GetNewAddress
• GetPeerInfo
• GetRawMemPool
• GetRawTransaction
• GetRuntimeParams
• GetStreamItem
• GetTotalBalances
• GetTxOut
• GetTxOutData
• GetWalletInfo
• GetWalletTransaction
• Grant
• GrantFrom
• GrantWithData
• GrantWithDataFrom
• Help
• ImportAddress
• ImportPrivKey
• ImportWallet
• Issue
• IssueFrom
• IssueMore
• IssueMoreFrom
• ListAddresses
• ListAddressTransactions
• ListAssets
• ListAssetTransactions
• ListBlocks
• ListLockUnspent
• ListPermissions
• ListStreamBlockItems
• ListStreamItems
• ListStreamKeyItems
• ListStreamKeys
• ListStreamPublisherItems
• ListStreamPublishers
• ListStreams
• ListUnspent
• ListUpgrades
• ListWalletTransactions
• LockUnspent
• Pause
• Ping
• PrepareLockUnspent
• PrepareLockUnspentFrom
• Publish
• PublishFrom
• Resume
• Revoke
• RevokeFrom
• Send
• SendAsset
• SendAssetFrom
• SendFrom
• SendRawTransaction
• SendWithData
• SendWithDataFrom
• SetLastBlock
• SetRuntimeParam
• SignMessage
• SignRawTransaction
• Stop
• Subscribe
• Unsubscribe
• ValidateAddress
• VerifyMessage
• WalletLock
• WalletPassphrase
• WalletPassphraseChange