CanBePoolKeyHash

type CanBePoolKeyHash = Hash28 | `pool1${string}` | `pool_test1${string}` | string /* hex */ | Uint8Array;

either:

• Hash28
• `pool1${string}` | `pool_test1${string}` (bech32)
• string ( hex, length 56 )
• Uint8Array ( length 28 )