{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.949115,-0.314929,0.000000,0.000000,0.176094,-0.530703,0.829063,0.000000,-0.260545,0.785218,0.561737,0.000000,-1663552.601754,5013525.762142,3562617.636563,1],    "boundingVolume": {    "region": [1.891127,0.596473,1.891229,0.596495,0.000000,5.736993]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/5/20/3_1417598.b3dm"}}}