{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.950514,-0.310681,0.000000,0.000000,0.173552,-0.530975,0.829425,0.000000,-0.257145,0.786721,0.561200,0.000000,-1641836.020810,5023115.271836,3559205.455381,1],    "boundingVolume": {    "region": [1.886648,0.595778,1.886764,0.595893,0.000000,8.818020]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/13/13_1425279.b3dm"}}}