{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.950047,-0.312108,0.000000,0.000000,0.174057,-0.529825,0.830054,0.000000,-0.258523,0.786937,0.560265,0.000000,-1650631.817199,5024471.643435,3553257.721661,1],    "boundingVolume": {    "region": [1.888125,0.594640,1.888289,0.594771,0.000000,12.431430]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/9/8_1459534.b3dm"}}}