Could you please check your run history and make sure the hash content is there? Also if you could post a screenshot of the hash and body content text that will be helpful.
From the run history, here is the Hash:
AAQkAGNkZGE3YmM3LTFhOGQtNGY5YS04NTY1LTMxMDE3YzY5ZjU4MgAQABszsJ39c024i9wIXhK5hxM=xxxx@xxxx.com
And here is an excerpt of the "List all tasks" action, which includes the Hash text:
{
"@odata.id": "https://outlook.office.com/api/v2.0/Users('a2ba06e1-f27a-4a89-8e1f-366aa1de6350@3575f9a1-6876-4442-a74c-1633fc52280c')/Tasks('AAMkAGNkZGE3YmM3LTFhOGQtNGY5YS04NTY1LTMxMDE3YzY5ZjU4MgBGAAAAAAAjctzodOlzRJmL-zntuYUiBwAua3E7HLi7TKp6pLk51Y3XAAAAAAESAAAua3E7HLi7TKp6pLk51Y3XAADeUNmfAAA=')",
"@odata.etag": "W/\"LmtxOxy4u0yqeqS5OdWN1wAA3ggKgg==\"",
"Id": "AAMkAGNkZGE3YmM3LTFhOGQtNGY5YS04NTY1LTMxMDE3YzY5ZjU4MgBGAAAAAAAjctzodOlzRJmL-zntuYUiBwAua3E7HLi7TKp6pLk51Y3XAAAAAAESAAAua3E7HLi7TKp6pLk51Y3XAADeUNmfAAA=",
"CreatedDateTime": "2020-03-19T20:26:27.0867035Z",
"LastModifiedDateTime": "2020-03-19T20:26:27.5267652Z",
"ChangeKey": "LmtxOxy4u0yqeqS5OdWN1wAA3ggKgg==",
"Categories": [],
"AssignedTo": "",
"HasAttachments": false,
"Importance": "Normal",
"IsReminderOn": true,
"Owner": "JoeUser",
"ParentFolderId": "AQMkAGNkZABhN2JjNy0xYThkLTRmOWEtODU2NS0zMTAxN2M2OWY1ODIALgAAAyNy3Oh06XNEmYv-Oe25hSIBAC5rcTscuLtMqnqkuTnVjdcAAAIBEgAAAA==",
"Sensitivity": "Normal",
"Status": "NotStarted",
"Subject": "Email follow-up: xxxx@xxxx.com (Testing task: BAL to VICR and HoG 3:24ct)",
"Body": {
"ContentType": "HTML",
"Content": "<html>\r\n<head>\r\n<meta http-equiv=\"Content-Type\" content=\"text/html; charset=utf-8\">\r\n<meta content=\"text/html; charset=us-ascii\">\r\n</head>\r\n<body>\r\n<p>This is an automated task created by Flow. If a response is received to your email before you have marked this task complete, this task will be marked complete and notated. <br>\r\n<br>\r\nRecipient: xxxx@xxxx.com<br>\r\nSubject: Testing task: BAL to VICR and HoG 3:24ct<br>\r\nEmail Sent: 2020-03-19T20:25:00+00:00<br>\r\nAll Recipients: xxxx@xxxx.com;zzzz@zzzz.com<br>\r\nConversation ID: AAQkAGNkZGE3YmM3LTFhOGQtNGY5YS04NTY1LTMxMDE3YzY5ZjU4MgAQABszsJ39c024i9wIXhK5hxM=<br>\r\nHash (ID+Recipient): AAQkAGNkZGE3YmM3LTFhOGQtNGY5YS04NTY1LTMxMDE3YzY5ZjU4MgAQABszsJ39c024i9wIXhK5hxM=xxxx@xxxx.com</p>\r\n</body>\r\n</html>\r\n"
},
"CompletedDateTime": null,
"DueDateTime": {
"DateTime": "2020-03-22T00:00:00Z",
"TimeZone": "UTC"
},
"Recurrence": null,
"ReminderDateTime": {
"DateTime": "2020-03-22T20:25:00Z",
"TimeZone": "UTC"
},
"StartDateTime": {
"DateTime": "2020-03-19T00:00:00Z",
"TimeZone": "UTC"
}
},