Fault is used to track the state of nodes that are experiencing liveness failures.

interface RegistryFault {
    failures?: number;
    suspended_until?: longnum;


failures?: number

Failures is the number of times a node has been declared faulty.

suspended_until?: longnum

SuspendedUntil specifies the epoch number until the node is not eligible for being scheduled into the committee for which it is deemed faulty.