{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.948607,-0.316456,0.000000,0.000000,0.117220,-0.351379,0.928866,0.000000,-0.293673,0.880312,0.372567,0.000000,-1873957.718872,5617364.187571,2361472.104202,1],    "boundingVolume": {    "region": [1.892704,0.381668,1.892871,0.381879,0.000000,10.291612]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/8/12_69462.b3dm"}}}