NewGenericApiResponseMemoryCacher will return a new instance of genericApiResponseMemoryCacher.

NewHeartbeatMemoryCacher will return a new instance of HeartbeatMemoryCacher.

NewValidatorsStatsMemoryCacher will return a new instance of validatorsStatsMemoryCacher.

ErrNilGenericApiResponseInCache signals that the generic api response stored in cache is nil.

ErrNilGenericApiResponseToStoreInCache signals that the provided generic api response is nil.

ErrNilHeartbeatsInCache signals that the heartbeats response stored in cache is nil.

ErrNilHeartbeatsToStoreInCache signals that the provided heartbeats response is nil.

ErrNilValidatorStatsInCache signals that the heartbeats response stored in cache is nil.

ErrNilValidatorStatsToStoreInCache signals that the provided validator statistics is nil.

HeartbeatMemoryCacher will handle caching the heartbeats response.