{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.950448,-0.310884,0.000000,0.000000,0.173435,-0.530234,0.829923,0.000000,-0.257468,0.787144,0.560460,0.000000,-1643896.444105,5025796.497811,3554497.961875,1],    "boundingVolume": {    "region": [1.886828,0.594868,1.887010,0.595014,0.000000,8.040538]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/14/13_1346456.b3dm"}}}