these types are in public APIs

also TrReceipt -> ContractReceipt was changed in this PR

Author: jtakalai

src/index.ts

@@ -28,7 +28,7 @@ export { BigNumber } from '@ethersproject/bignumber'
 export { ConnectionInfo } from '@ethersproject/web'
 export { Contract } from '@ethersproject/contracts'
 export { BytesLike, Bytes } from '@ethersproject/bytes'
-export { TransactionReceipt, TransactionResponse } from '@ethersproject/providers'
+export { ContractReceipt, ContractTransaction } from '@ethersproject/contracts'
 
 export default StreamrClient