Magento 2 form uiComponent validation

<item name="validation" xsi:type="array">
    <item name="validate-digits" xsi:type="boolean">true</item>
</item>

        <field name="amount">
            <argument name="data" xsi:type="array">
                <item name="config" xsi:type="array">
                    <item name="dataType" xsi:type="string">number</item>
                    <item name="label" xsi:type="string" translate="true">Amount</item>
                    <item name="formElement" xsi:type="string">input</item>
                    <item name="source" xsi:type="string">sales_receivable</item>
                    <item name="dataScope" xsi:type="string">amount</item>
                    <item name="validation" xsi:type="array">
                        <item name="validate-digits" xsi:type="boolean">true</item>
                        <item name="required-entry" xsi:type="boolean">true</item>
                    </item>
                </item>
            </argument>
        </field>

Some type validation:

min_text_length
max_text_length
max-words
min-words
range-words
letters-with-basic-punc
alphanumeric
letters-only
no-whitespace
zip-range
integer
vinUS
dateITA
dateNL
time
time12h
phoneUS
phoneUK
mobileUK
stripped-min-length
email2
url2
credit-card-types
ipv4
ipv6
pattern
validate-no-html-tags
validate-select
validate-no-empty
validate-alphanum-with-spaces
validate-data
validate-street
validate-phoneStrict
validate-phoneLax
validate-fax
validate-email
validate-emailSender
validate-password
validate-admin-password
validate-url
validate-clean-url
validate-xml-identifier
validate-ssn
validate-zip-us
validate-date-au
validate-currency-dollar
validate-not-negative-number
validate-zero-or-greater
validate-greater-than-zero
validate-css-length
validate-number
validate-number-range
validate-digits
validate-digits-range
validate-range
validate-alpha
validate-code
validate-alphanum
validate-date
validate-identifier
validate-zip-international
validate-state
less-than-equals-to
greater-than-equals-to
validate-emails
validate-cc-number
validate-cc-ukss
required-entry
checked
not-negative-amount
validate-per-page-value-list
validate-new-password
validate-item-quantity
equalTo