It turned out that somehow an older version of ES was used even though we installed ES7, so adding additional level between mappings and _meta solved the issue:
'mappings': {
'variant': {
'_meta': {...}
},
},
It turned out that somehow an older version of ES was used even though we installed ES7, so adding additional level between mappings and _meta solved the issue:
'mappings': {
'variant': {
'_meta': {...}
},
},
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