Write Pulse

{
  "public": {
    "Sr25519": "0x1a005e90a3e6a3dfe9288ab1201eb4b95be88b5ac1b18cd1f8a8eaefceef094a"
  },
  "pulses": [
    {
      "round": "25,542,376",
      "signature": "0x961444806211b40dad1a5f57f0856450c360ffa715a1bd5a943ec7adfc69895e6b9f693a01c59287943c593b0f43a59c",
      "randomness": "0x969a5848c891054cf50eede2e949e4caf1fc60aa7bc1110069dd8c11c9fb647c"
    }
  ],
  "blockNumber": "7,405,929"
}

{
  "Sr25519": "0xe830eb8652ab3775987fcd0cd5c760d0f7a99d183ba1d7cbac59b9305deacc5872e2cf97b807daa7ff69f6898e528fab192a366e0f15d3bf914e7e2d73b0ba84"
}