{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.891154,-0.453701,0.000000,0.000000,0.292036,-0.573613,0.765299,0.000000,-0.346249,0.680097,0.646205,0.000000,-2211514.660264,4343824.382609,4099725.413395,1],    "boundingVolume": {    "region": [2.041663,0.702558,2.041759,0.702644,0.000000,6.421266]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/6/8_2045397.b3dm"}}}