{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.949879,-0.312617,0.000000,0.000000,0.174629,-0.530606,0.829435,0.000000,-0.258750,0.786206,0.561185,0.000000,-1652083.668180,5019825.067540,3559106.156799,1],    "boundingVolume": {    "region": [1.888666,0.595732,1.888819,0.595901,0.000000,16.978513]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/3/1/2_1352951.b3dm"}}}