E_A: Sequence with at most one item per validator.
E_A
Assurances must be ordered by validator index. https://graypaper.fluffylabs.dev/#/579bd12/145800145c00
E_A: Sequence with at most one item per validator.Assurances must be ordered by validator index. https://graypaper.fluffylabs.dev/#/579bd12/145800145c00