{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.897432,-0.441153,0.000000,0.000000,0.285816,-0.581432,0.761738,0.000000,-0.335093,0.681676,0.650408,0.000000,-2140304.751255,4353992.834269,4126465.234273,1],    "boundingVolume": {    "region": [2.027604,0.708007,2.027755,0.708235,0.000000,9.925993]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/9/2_1797262.b3dm"}}}