{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.949838,-0.312741,0.000000,0.000000,0.174572,-0.530200,0.829706,0.000000,-0.258938,0.786432,0.560782,0.000000,-1653283.404159,5021257.437447,3556544.861573,1],    "boundingVolume": {    "region": [1.888792,0.595264,1.888956,0.595395,0.000000,8.809494]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/13/13_1355842.b3dm"}}}