{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.949821,-0.312795,0.000000,0.000000,0.174841,-0.530916,0.829192,0.000000,-0.258821,0.785925,0.561546,0.000000,-1652537.823731,5018036.496041,3561401.285473,1],    "boundingVolume": {    "region": [1.888845,0.596150,1.889016,0.596356,0.000000,29.576520]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/3/5/3_1438878.b3dm"}}}