{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.891077,-0.453852,0.000000,0.000000,0.292090,-0.573480,0.765378,0.000000,-0.346399,0.680109,0.646111,0.000000,-2212477.143809,4343900.526809,4099129.402607,1],    "boundingVolume": {    "region": [2.041832,0.702435,2.041927,0.702521,0.000000,16.273379]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/8/6_1363498.b3dm"}}}