{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.948944,-0.315446,0.000000,0.000000,0.176340,-0.530478,0.829154,0.000000,-0.261002,0.785163,0.561602,0.000000,-1666468.927700,5013173.595510,3561755.948796,1],    "boundingVolume": {    "region": [1.891654,0.596267,1.891791,0.596374,0.000000,8.808381]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/10/12_1151219.b3dm"}}}