v0.7.0

• Update API to v1.17.0-beta.5. This update is necessary for the switch to PoS.
• Add fee prediction endpoint, POST to /tx/fee-estimate/.

v0.6.0

• API update to v1.16.1, which includes full support for Polkadot CC1 types and signed extensions
• Add claims endpoint, which returns the type of attestation necessary for an Ethereum address.

v0.5.1

• Update API to work with latest Polkadot
• Move fee calculation logic

v0.5.0

• Adds Transaction Version to tx/artifacts endpoint (#46).

0.4.1

• Fetch query info for sudo extrinsics
• Removed unused imports
• Fix typos in code

0.4.0

• [breaking] paysFee on system.ExtrinsicSuccess/system.ExtrinsicFailed events can now be a string "Yes" or "No" on newer runtimes.
• To provide a stable API, all extrinsics now have a paysFee field directly on them that is guaranteed to be null (if no success or failed event is present) or a boolean.
• Added onInitialize and onFinalize events to the block view (#40, #44)
• Fixes the transaction fee amount (#41).
• Bumped @polkadot/api to 1.14.0-beta.20.

0.3.4

• Updated @polkadot/api to 1.13.1.

0.3.3

• Added /staking/ADDRESS and /staking/ADDRESS/NUMBER endpoint (closes #35).
• Added /vesting/ADDRESS and /vesting/ADDRESS/NUMBER endpoint (closes #36).
• Updated @polkadot/api to 1.12.2.

0.3.2

• Updated @polkadot/api to 1.11.2.

0.3.1

• Fixed a regression where some numbers serialized as plain JSON numbers instead of decimal strings.