{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.898674,-0.438617,0.000000,0.000000,0.283458,-0.580772,0.763122,0.000000,-0.333777,0.683869,0.648780,0.000000,-2131881.801957,4367968.794739,4116111.889424,1],    "boundingVolume": {    "region": [2.024773,0.705921,2.024938,0.706040,0.000000,7.276378]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/9/12_1834852.b3dm"}}}