{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.948880,-0.315636,0.000000,0.000000,0.176464,-0.530495,0.829117,0.000000,-0.261148,0.785076,0.561657,0.000000,-1667399.281953,5012615.138068,3562104.156084,1],    "boundingVolume": {    "region": [1.891855,0.596333,1.891992,0.596440,0.000000,8.818306]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/12/13_1112474.b3dm"}}}