{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.949860,-0.312675,0.000000,0.000000,0.174798,-0.531011,0.829140,0.000000,-0.258705,0.785908,0.561623,0.000000,-1651800.048887,5017927.548768,3561893.699274,1],    "boundingVolume": {    "region": [1.888718,0.596244,1.888890,0.596449,0.000000,20.275392]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/3/4/3_1402368.b3dm"}}}