{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.949834,-0.312754,0.000000,0.000000,0.174813,-0.530906,0.829204,0.000000,-0.258791,0.785948,0.561528,0.000000,-1652349.034242,5018180.546281,3561286.681241,1],    "boundingVolume": {    "region": [1.888802,0.596129,1.888973,0.596334,0.000000,18.001226]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/3/5/3_1438081.b3dm"}}}