Write Pulse

{
  "public": {
    "Sr25519": "0x0addb25b0d4e9de244b714f767f5a052ff4c2e94375cd38fb23c319771e29a28"
  },
  "pulses": [
    {
      "round": "25,667,820",
      "signature": "0x8abc7096493f36f23b3d3658585db986a58fb5597e802424c869cf48fbd1fea8a881d338bd8406004f815855b95e4d1b",
      "randomness": "0xc89028da91f789449d46cde7521d5a66feb3ae541e015d832b63d297627971e3"
    }
  ],
  "blockNumber": "7,437,246"
}

{
  "Sr25519": "0xfeadd3daee978b1cddc04714ebe0eab5dce9914f538dd84c55691e1d177f536c834b306a98f400644110c0f610809a3ae60797413e72e95c6ca734b86b02d08d"
}