{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.950058,-0.312074,0.000000,0.000000,0.174039,-0.529834,0.830052,0.000000,-0.258495,0.786944,0.560267,0.000000,-1650449.747307,5024518.567392,3553275.820827,1],    "boundingVolume": {    "region": [1.888090,0.594643,1.888254,0.594774,0.000000,12.431430]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/9/8_1459554.b3dm"}}}