query PreviousEpoch($epochId: ID) {
  epoch(id: $epochId) {
    id
    validatorsConnection {
      edges {
        node {
          id
          stakedTotal
          rewardScore {
            rawValidatorScore
            performanceScore
            multisigScore
            validatorScore
            normalisedScore
            validatorStatus
          }
          rankingScore {
            status
            previousStatus
            rankingScore
            stakeScore
            performanceScore
            votingPower
          }
        }
      }
    }
  }
}
