Updated API references

The following API reference docs are recently updated:

• Create an RSA key - Updated the API description.
• Import MPC shard - Updated the API description.
• Retrieve a wallet balance - Updated the API description and response body schema.
• Retrieve a list of addresses - Updated the API description.
• Retrieve an address - Updated the API description.
• Retrieve an address balance - Updated the API description and response body schema.
• Create transaction requests (v1 wallet) - Updated the request body schema.
• Retrieve a transaction - Updated the API description and rresponse body schema.
• Retrieve a list of transactions - Updated the API description, request body and response body schema.
• Retrieve pending transactions - Updated the API description and response body.
• Retrieve a transaction status - Updated the API description and response body parameter descriptions.
• Retrieve transaction gas fee and rates - Updated the coin enum in the request body.
• Consolidate wallet assets - Updated the response body parameter descriptions.
• Resend EVM-chain transactions - Updated the request body parameters. Also updated the response body parameter descriptions.
• Resend a Bitcoin transaction - Updated the request body structure.
• Update a transaction status - Updated the response body schema.
• Retrieve a list of Travel Rule transactions - Updated the response body schema.
• Retrieve a Travel Rule transaction by ID - Updated the response body schema.