{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.951898,-0.306416,0.000000,0.000000,0.112792,-0.350395,0.929785,0.000000,-0.284641,0.884251,0.370244,0.000000,-1816311.317878,5642461.693136,2346732.914737,1],    "boundingVolume": {    "region": [1.882140,0.379211,1.882304,0.379332,0.000000,7.732426]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/5/20/18_44423.b3dm"}}}