{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.894767,-0.446533,0.000000,0.000000,0.284408,-0.569899,0.770926,0.000000,-0.343304,0.687915,0.639465,0.000000,-2192640.558831,4393631.692750,4056851.070465,1],    "boundingVolume": {    "region": [2.033617,0.693740,2.033750,0.693865,0.000000,41.911348]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/7/6_1166331.b3dm"}}}