{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.894461,-0.447147,0.000000,0.000000,0.285027,-0.570161,0.770504,0.000000,-0.343586,0.687300,0.639975,0.000000,-2194446.809566,4389712.507817,4060093.912898,1],    "boundingVolume": {    "region": [2.034303,0.694404,2.034436,0.694528,0.000000,26.152344]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/12/12_990292.b3dm"}}}