Write Pulse

{
  "public": {
    "Sr25519": "0x1a005e90a3e6a3dfe9288ab1201eb4b95be88b5ac1b18cd1f8a8eaefceef094a"
  },
  "pulses": [
    {
      "round": "25,605,334",
      "signature": "0x8c38fb8063327d7d27b5521959743eeabb0b84ff3396f0c21980b718846c5c46175f2380280ed3fc70206ccd2d7a0cfe",
      "randomness": "0xbc4d3d87524434a7a9376f6505a70dc2f969d9a97cb23745753bce395f6c4877"
    }
  ],
  "blockNumber": "7,421,650"
}

{
  "Sr25519": "0x9845aa13196d698ae9aea8b031df87a27946fc111f0b243b37c15e37db39da3a1ab630584ddf5cf22047053cffe8705c096e5eb57c5bbbe38b0d8646c6bacf89"
}