{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.949831,-0.312764,0.000000,0.000000,0.174581,-0.530183,0.829716,0.000000,-0.258960,0.786434,0.560768,0.000000,-1653425.911000,5021273.184221,3556456.972809,1],    "boundingVolume": {    "region": [1.888816,0.595247,1.888980,0.595379,0.000000,8.809494]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/13/13_1355959.b3dm"}}}