| Type | Range of values | Description | Size, byte |
| --- | --- | --- | --- |
| utf8String |  | UTF8 string | x |
| asciiString |  | ascii string | 1 symbol - 1 byte |
| int8 | -128 to 127 | | 1 |
| int16 | -32768 to 32767 | | 2 |
| int32 | -2147483648 to 2147483647 | | 4 |
| uint8 | 0 to 255 | | 1 |
| uint16 | 0 to 65535 | | 2 |
| uint32 | 0 to 4294967295 | | 4 |
| float32 | 1.2x10<sup>-38</sup> to 3.4x10<sup>38</sup> | | 4 |
| float64 | 5.0x10<sup>-324</sup> to 1.8x10<sup>308</sup> | | 8 |
| boolean | | | 1 |