{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.950469,-0.310821,0.000000,0.000000,0.173808,-0.531494,0.829038,0.000000,-0.257139,0.786314,0.561774,0.000000,-1641803.885399,5020525.236214,3562848.233020,1],    "boundingVolume": {    "region": [1.886804,0.596479,1.886902,0.596578,0.000000,13.795383]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/9/5_1390329.b3dm"}}}