protoPayload.@type
protoPayload.authenticationInfo.principalEmail
protoPayload.authenticationInfo.serviceAccountDelegationInfo.firstPartyPrincipal.principalEmail
protoPayload.serviceName
protoPayload.methodName
protoPayload.authorizationInfo.resource
protoPayload.authorizationInfo.permission
protoPayload.authorizationInfo.granted
protoPayload.resourceName
protoPayload.metadata.@type
protoPayload.metadata.tableDataRead.rowCount
protoPayload.metadata.tableDataRead.reason
protoPayload.metadata.tableDataRead.readStream
insertId
resource.type
resource.labels.dataset_id
resource.labels.table_id
resource.labels.project_id
timestamp
severity
logName
operation.id
operation.producer
operation.last
receiveTimestamp