{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.949826,-0.312778,0.000000,0.000000,0.174603,-0.530225,0.829684,0.000000,-0.258962,0.786400,0.560815,0.000000,-1653435.038196,5021054.950580,3556758.794426,1],    "boundingVolume": {    "region": [1.888831,0.595305,1.888995,0.595436,0.000000,8.709913]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/13/13_1355635.b3dm"}}}