Ok, so here's my kludge to solve my problem... Only prerequisite is that Node Red be configured for a hard storage named "file" ....
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"id": "9d134f23.f85e1",
"type": "tab",
"label": "Persistent Sender",
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{
"id": "280f05b7.c7de22",
"type": "function",
"z": "9d134f23.f85e1",
"name": "Resend Stored",
"func": "if(msg.payload == \"Resend\"){\n msg = context.get(\"Data\",\"file\");\n}\nelse{\n context.set(\"Data\",msg,\"file\");\n}\nreturn msg;",
"outputs": 1,
"noerr": 0,
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"finalize": "",
"libs": [],
"x": 420,
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"wires": [
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"p": "payload"
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"p": "topic",
"vt": "str"
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"crontab": "",
"once": false,
"onceDelay": 0.1,
"topic": "SomeData",
"payload": "",
"payloadType": "date",
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"statusType": "auto",
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"payload": "Resend",
"payloadType": "str",
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"vt": "str"
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"once": false,
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"topic": "SomeData",
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"id": "d0d3811.ab1d28",
"type": "inject",
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"name": "",
"props": [
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"p": "payload"
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"p": "topic",
"vt": "str"
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"repeat": "",
"crontab": "",
"once": false,
"onceDelay": 0.1,
"topic": "OtherData",
"payload": "1",
"payloadType": "num",
"x": 220,
"y": 180,
"wires": [
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Hope other newbies like me can find it handy....
Regds
Ed
