{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.950025,-0.312175,0.000000,0.000000,0.174250,-0.530286,0.829719,0.000000,-0.258473,0.786598,0.560763,0.000000,-1650316.707990,5022318.838207,3556424.837443,1],    "boundingVolume": {    "region": [1.888196,0.595241,1.888360,0.595373,0.000000,8.816962]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/9/13_1456808.b3dm"}}}