{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.949895,-0.312568,0.000000,0.000000,0.174724,-0.530985,0.829172,0.000000,-0.258627,0.785968,0.561575,0.000000,-1651303.274842,5018309.572903,3561587.878765,1],    "boundingVolume": {    "region": [1.888606,0.596186,1.888778,0.596391,0.000000,14.179755]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/3/4/3_1347226.b3dm"}}}