{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.944521,-0.328452,0.000000,0.000000,0.183588,-0.527940,0.829202,0.000000,-0.271779,0.781549,0.561532,0.000000,-1735277.614407,4990093.493688,3561310.647328,1],    "boundingVolume": {    "region": [1.905403,0.596198,1.905518,0.596273,0.000000,8.286513]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/2/4_730056.b3dm"}}}