Write Pulse

{
  "public": {
    "Sr25519": "0x1a005e90a3e6a3dfe9288ab1201eb4b95be88b5ac1b18cd1f8a8eaefceef094a"
  },
  "pulses": [
    {
      "round": "25,658,296",
      "signature": "0x95bd504dde3e005664979782c99dab9e9d65a72fce81377318238dcd0e4ca3c696bd51c2619d93f09b60ffe38a5f9f99",
      "randomness": "0x273e5849a5e2412d3effa18fe2d0e8b4e82ae7ab677c48d04ac0639b8e944c13"
    }
  ],
  "blockNumber": "7,434,878"
}

{
  "Sr25519": "0x7871b667d207b46b831d4420bfd456212e2caa16f0093ffda92e9670919b9f28b193461d50dad33780039e0cc85ed14ad5548af47a323cf1ecc55df41d028c86"
}