{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.944557,-0.328347,0.000000,0.000000,0.182988,-0.526403,0.830310,0.000000,-0.272059,0.782634,0.559883,0.000000,-1737053.506281,4996990.412578,3550829.385497,1],    "boundingVolume": {    "region": [1.905267,0.594109,1.905431,0.594379,0.000000,9.742684]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/3/4/4_950807.b3dm"}}}