/// Proof: `StreamPayment::NextStreamId` (`max_values`: Some(1), `max_size`: None, mode: `Measured`)
/// Proof: `System::Account` (`max_values`: None, `max_size`: Some(128), added: 2603, mode: `MaxEncodedLen`)
/// Proof: `Balances::Holds` (`max_values`: None, `max_size`: Some(229), added: 2704, mode: `MaxEncodedLen`)
/// Proof: `StreamPayment::LookupStreamsWithTarget` (`max_values`: None, `max_size`: None, mode: `Measured`)
/// Proof: `StreamPayment::LookupStreamsWithSource` (`max_values`: None, `max_size`: None, mode: `Measured`)
/// Proof: `System::Account` (`max_values`: None, `max_size`: Some(128), added: 2603, mode: `MaxEncodedLen`)
/// Proof: `Balances::Holds` (`max_values`: None, `max_size`: Some(229), added: 2704, mode: `MaxEncodedLen`)
/// Proof: `StreamPayment::LookupStreamsWithTarget` (`max_values`: None, `max_size`: None, mode: `Measured`)
/// Proof: `StreamPayment::LookupStreamsWithSource` (`max_values`: None, `max_size`: None, mode: `Measured`)
/// Proof: `System::Account` (`max_values`: None, `max_size`: Some(128), added: 2603, mode: `MaxEncodedLen`)
/// Proof: `Balances::Holds` (`max_values`: None, `max_size`: Some(229), added: 2704, mode: `MaxEncodedLen`)
/// Proof: `System::Account` (`max_values`: None, `max_size`: Some(128), added: 2603, mode: `MaxEncodedLen`)
/// Proof: `Balances::Holds` (`max_values`: None, `max_size`: Some(229), added: 2704, mode: `MaxEncodedLen`)
/// Proof: `System::Account` (`max_values`: None, `max_size`: Some(128), added: 2603, mode: `MaxEncodedLen`)
/// Proof: `Balances::Holds` (`max_values`: None, `max_size`: Some(229), added: 2704, mode: `MaxEncodedLen`)
/// Proof: `System::Account` (`max_values`: None, `max_size`: Some(128), added: 2603, mode: `MaxEncodedLen`)
/// Proof: `Balances::Holds` (`max_values`: None, `max_size`: Some(229), added: 2704, mode: `MaxEncodedLen`)
/// Proof: `StreamPayment::NextStreamId` (`max_values`: Some(1), `max_size`: None, mode: `Measured`)
/// Proof: `System::Account` (`max_values`: None, `max_size`: Some(128), added: 2603, mode: `MaxEncodedLen`)
/// Proof: `Balances::Holds` (`max_values`: None, `max_size`: Some(229), added: 2704, mode: `MaxEncodedLen`)
/// Proof: `StreamPayment::LookupStreamsWithTarget` (`max_values`: None, `max_size`: None, mode: `Measured`)
/// Proof: `StreamPayment::LookupStreamsWithSource` (`max_values`: None, `max_size`: None, mode: `Measured`)
/// Proof: `System::Account` (`max_values`: None, `max_size`: Some(128), added: 2603, mode: `MaxEncodedLen`)
/// Proof: `Balances::Holds` (`max_values`: None, `max_size`: Some(229), added: 2704, mode: `MaxEncodedLen`)
/// Proof: `StreamPayment::LookupStreamsWithTarget` (`max_values`: None, `max_size`: None, mode: `Measured`)
/// Proof: `StreamPayment::LookupStreamsWithSource` (`max_values`: None, `max_size`: None, mode: `Measured`)
/// Proof: `System::Account` (`max_values`: None, `max_size`: Some(128), added: 2603, mode: `MaxEncodedLen`)
/// Proof: `Balances::Holds` (`max_values`: None, `max_size`: Some(229), added: 2704, mode: `MaxEncodedLen`)
/// Proof: `System::Account` (`max_values`: None, `max_size`: Some(128), added: 2603, mode: `MaxEncodedLen`)
/// Proof: `Balances::Holds` (`max_values`: None, `max_size`: Some(229), added: 2704, mode: `MaxEncodedLen`)
/// Proof: `System::Account` (`max_values`: None, `max_size`: Some(128), added: 2603, mode: `MaxEncodedLen`)
/// Proof: `Balances::Holds` (`max_values`: None, `max_size`: Some(229), added: 2704, mode: `MaxEncodedLen`)
/// Proof: `System::Account` (`max_values`: None, `max_size`: Some(128), added: 2603, mode: `MaxEncodedLen`)
/// Proof: `Balances::Holds` (`max_values`: None, `max_size`: Some(229), added: 2704, mode: `MaxEncodedLen`)