{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.943873,-0.330308,0.000000,0.000000,0.184068,-0.525984,0.830337,0.000000,-0.273692,0.782092,0.559843,0.000000,-1747482.167727,4993532.870633,3550578.116461,1],    "boundingVolume": {    "region": [1.907371,0.594106,1.907481,0.594286,0.000000,11.359281]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/6/12_1242920.b3dm"}}}