{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.949207,-0.314653,0.000000,0.000000,0.115958,-0.349809,0.929617,0.000000,-0.292238,0.881590,0.370671,0.000000,-1864792.502104,5625486.654006,2349442.319465,1],    "boundingVolume": {    "region": [1.890833,0.379673,1.890941,0.379789,0.000000,51.248855]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/5/12/19_75692.b3dm"}}}