{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.949033,-0.315175,0.000000,0.000000,0.175796,-0.529343,0.829995,0.000000,-0.261045,0.786041,0.560352,0.000000,-1666736.271303,5018754.742505,3553815.617408,1],    "boundingVolume": {    "region": [1.891391,0.594716,1.891485,0.594906,0.000000,15.708664]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/5/18/27_1212697.b3dm"}}}