{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.944001,-0.329942,0.000000,0.000000,0.183691,-0.525560,0.830689,0.000000,-0.273506,0.782533,0.559318,0.000000,-1746291.392797,4996337.506007,3547239.352985,1],    "boundingVolume": {    "region": [1.906984,0.593472,1.907093,0.593653,0.000000,8.753577]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/2/8_1318253.b3dm"}}}