Add tBTC to Supply & Borrow

This proposal, if approved, will introduce tBTC as an additional asset in the Supply & Borrow markets, registers atBTC to the Hydration asset registry & as a fee payment asset, and supplies 5 tBTC from the Hydration Treasury.

tBTC params

• LTV -> 70%
• LT -> 80%
• Liquidation penalty -> 5%
• Supply cap -> 33
• Borrow cap -> 10
• Optimal utilisation -> 45%

Technical breakdown of the proposal

The proposal executes a batch of EVM transactions as market administrator to configure risk parameters accordingly. All necessary smart contracts have been deployed on chain already.

Proposal decoded

A batch executes the following actions:

• sets oracle for tBTC
• adds tBTC to market and creates atBTC
• configures tBTC reserve according to risk parameters
• registers atBTC in asset registry
• registers atBTC as fee payment asset
• supplies 5 tBTC from the Treasury

proposal
└── utility.batchAll:
    └── calls:
        [0]
            └── utility.dispatchAs:
                ├── as_origin:
                │   └── system:
                │       └── Signed: 7MT6raKnJHmp9dVDBt2rZY19WU5wcSukV9aVVDiDHut3Pe3Z
                └── call:
                    └── evm.call:
                        ├── source: 0xaa7e0000000000000000000000000000000aa7e0
                        ├── target: 0xad33c0f0c42c5a0eaa65b5895d2bdb20cb6e8760
                        ├── input:
                        │   └── setAssetSources:
                        │       ├── assets: 0x00000000000000000000000000000001000f453d
                        │       └── sources: 0xe5AcDfB0d5EC5cE34F7448B41ef4a97c4e83D9c1
                        ├── value: 0
                        ├── gas_limit: 100,000
                        └── max_fee_per_gas: 600,000,000
        [1]
            └── utility.dispatchAs:
                ├── as_origin:
                │   └── system:
                │       └── Signed: 7MT6raKnJHmp9dVDBt2rZY19WU5wcSukV9aVVDiDHut3Pe3Z
                └── call:
                    └── evm.call:
                        ├── source: 0xaa7e0000000000000000000000000000000aa7e0
                        ├── target: 0xe64c38e2fa00dfe4f1d0b92f75b8e44ebdf292e4
                        ├── input:
                        │   └── initReserves:
                        │       └── input:
                        │           [0]
                        │               ├── aTokenImpl: 0xc0DF4c545BaFA1788a4Ee55f79704D12fC2c7B5C
                        │               ├── stableDebtTokenImpl: 0xA5b223b3e1f19BfF753E17c72073829010C4d339
                        │               ├── variableDebtTokenImpl: 0xb7e516ba34a85b2Fa554a63407Df8a67f6F49a6C
                        │               ├── underlyingAssetDecimals: 18
                        │               ├── interestRateStrategyAddress: 0x28cc3980bdfa1cb78EBFF4A990A139E53bF3d3F2
                        │               ├── underlyingAsset: 0x00000000000000000000000000000001000f453d
                        │               ├── treasury: 0xE52567fF06aCd6CBe7BA94dc777a3126e180B6d9
                        │               ├── incentivesController: 0x7472a3D0891Df2401D981A5954d07E364f05060F
                        │               ├── aTokenName: Aave Hydrated TBTC
                        │               ├── aTokenSymbol: aHydratedTBTC
                        │               ├── variableDebtTokenName: Aave Hydrated Variable Debt TBTC
                        │               ├── variableDebtTokenSymbol: variableDebtHydratedTBTC
                        │               ├── stableDebtTokenName: Aave Hydrated Stable Debt TBTC
                        │               ├── stableDebtTokenSymbol: stableDebtHydratedTBTC
                        │               └── params: 0x10
                        ├── value: 0
                        ├── gas_limit: 10,000,000
                        └── max_fee_per_gas: 600,000,000
        [2]
            └── utility.dispatchAs:
                ├── as_origin:
                │   └── system:
                │       └── Signed: 7MT6raKnJHmp9dVDBt2rZY19WU5wcSukV9aVVDiDHut3Pe3Z
                └── call:
                    └── evm.call:
                        ├── source: 0xaa7e0000000000000000000000000000000aa7e0
                        ├── target: 0x87edc4e4071aa253c9b14c79305f48f3b9c16137
                        ├── input:
                        │   └── configureReserves:
                        │       ├── configurator: 0xE64C38E2Fa00DFe4F1d0B92f75B8E44eBDF292e4
                        │       └── inputParams:
                        │           [0]
                        │               ├── asset: 0x00000000000000000000000000000001000f453d
                        │               ├── baseLTV: 7000
                        │               ├── liquidationThreshold: 8000
                        │               ├── liquidationBonus: 10500
                        │               ├── reserveFactor: 2000
                        │               ├── borrowCap: 10
                        │               ├── supplyCap: 33
                        │               ├── stableBorrowingEnabled: false
                        │               ├── borrowingEnabled: true
                        │               └── flashLoanEnabled: false
                        ├── value: 0
                        ├── gas_limit: 1,000,000
                        └── max_fee_per_gas: 600,000,000
        [3]
            └── utility.dispatchAs:
                ├── as_origin:
                │   └── system:
                │       └── Signed: 7MT6raKnJHmp9dVDBt2rZY19WU5wcSukV9aVVDiDHut3Pe3Z
                └── call:
                    └── evm.call:
                        ├── source: 0xaa7e0000000000000000000000000000000aa7e0
                        ├── target: 0xe64c38e2fa00dfe4f1d0b92f75b8e44ebdf292e4
                        ├── input:
                        │   └── setLiquidationProtocolFee:
                        │       ├── asset: 0x00000000000000000000000000000001000f453d
                        │       └── newFee: 1000
                        ├── value: 0
                        ├── gas_limit: 100,000
                        └── max_fee_per_gas: 600,000,000
        [4]
            └── assetRegistry.register:
                ├── asset_id: 1,006
                ├── name: atBTC
                ├── asset_type: Erc20
                ├── existential_deposit: 0
                ├── symbol: atBTC
                ├── decimals: 18
                ├── location:
                │   ├── parents: 0
                │   └── interior:
                │       └── X1:
                │           └── AccountKey20:
                │               └── key: 0x69003a65189f6ed993d3bd3e2b74f1db39f405ce
                └── is_sufficient: true
        [5]
            └── multiTransactionPayment.addCurrency:
                ├── currency: 1,006
                └── price: 10,701,726,019,645,100
        [6]
            └── utility.dispatchAs:
                ├── as_origin:
                │   └── system:
                │       └── Signed: 7L53bUTBopuwFt3mKUfmkzgGLayYa1Yvn1hAg9v5UMrQzTfh
                └── call:
                    └── router.sell:
                        ├── asset_in: 1,000,765
                        ├── asset_out: 1,006
                        ├── amount_in: 5,000,000,000,000,000,000
                        ├── min_amount_out: 0
                        └── route:
                            [0]
                                ├── pool: Aave
                                ├── assetIn: 1,000,765
                                └── assetOut: 1,006