{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.948974,-0.315355,0.000000,0.000000,0.176272,-0.530442,0.829192,0.000000,-0.260939,0.785224,0.561546,0.000000,-1666063.339600,5013560.676860,3561403.213059,1],    "boundingVolume": {    "region": [1.891558,0.596200,1.891696,0.596307,0.000000,8.761756]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/10/12_1066654.b3dm"}}}