{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.949870,-0.312646,0.000000,0.000000,0.174636,-0.530572,0.829455,0.000000,-0.258781,0.786217,0.561155,0.000000,-1652280.560125,5019894.972268,3558917.428435,1],    "boundingVolume": {    "region": [1.888697,0.595697,1.888851,0.595865,0.000000,16.978513]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/3/1/2_1353426.b3dm"}}}