Get Gas

Array of gas limit objects containing:

• gasLimit: number
• txKind: “transparentTransfer” | “shieldedTransfer” | “shieldingTransfer” | “unshieldingTransfer” | “bond” | “redelegation” | “unbond” | “withdraw” | “claimRewards” | “voteProposal” | “initProposal” | “changeMetadata” | “changeCommission” | “revealPk” | “ibcMsgTransfer” | “unknown”