Microsoft FHIR Server serialize searchindices this way in cosmosdb. How to model it in AWS DynamoDB? { "id": "9240cda7-bbb7-4ad4-aa9f-971750a3dc71", "searchIndices": [ { "p": "_id", "c": "9240cda7-bbb7-4ad4-aa9f-971750a3dc71" }, { "p": "_lastUpdated", "st": "2018-08-22T23:37:56.1289012+00:00", "et": "2018-08-22T23:37:56.1289012+00:00" }, { "p": "patient", "r": "Patient/example" }, { "p": "performer", "r": "Practitioner/example" }, { "p": "related", "r_0": "Observation/example-genetics-1", "s_1": "http://hl7.org/fhir/observation-relationshiptypes", "c_1": "derived-from" }, { "p": "related-target", "r": "Observation/example-genetics-1" }, { "p": "related-type", "s": "http://hl7.org/fhir/observation-relationshiptypes", "c": "derived-from" }, { "p": "status", "s": "http://hl7.