oplog tailing query example

gistfile1.txt

"query" : {
		"ns" : {
			"$regex" : "^edspringload\\."
		},
		"$or" : [
			{
				"op" : {
					"$in" : [
						"i",
						"u",
						"d"
					]
				}
			},
			{
				"op" : "c",
				"o.drop" : {
					"$exists" : true
				}
			}
		],
		"ts" : {
			"$gt" : Timestamp(1407817137, 3)
		}
	}