curl --request POST \
--url https://api.astronpay.co/api/v1/receivers/{receiverId}/wallet/sign-and-send-transaction \
--header 'Content-Type: application/json' \
--header 'x-api-key: <api-key>' \
--header 'x-api-secret: <api-key>' \
--data '
{
"transaction": "<string>"
}
'