{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.898452,-0.439071,0.000000,0.000000,0.283970,-0.581076,0.762700,0.000000,-0.333937,0.683320,0.649277,0.000000,-2132904.973359,4364470.687597,4119269.984558,1],    "boundingVolume": {    "region": [2.025310,0.706596,2.025411,0.706670,0.000000,10.404228]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/7/7_1819484.b3dm"}}}