Write Pulse

{
  "public": {
    "Sr25519": "0x0addb25b0d4e9de244b714f767f5a052ff4c2e94375cd38fb23c319771e29a28"
  },
  "pulses": [
    {
      "round": "25,607,816",
      "signature": "0x8073e6ff33146e1d54efaa4df1c7ac8ea4dfbe8ad4b9861f5b0037382e2a2180918f47d89870010371cd5dccd8ef1be5",
      "randomness": "0xdd72be7297c2d3d306862273f2fef06f9cbb1abd1cbce130cb109c47e455611d"
    }
  ],
  "blockNumber": "7,422,271"
}

{
  "Sr25519": "0x202c420edc3901dad33f595dd5e6b36625048198de571b565f03672e2edc5659a00cd6c4bdf7cadbbf4e76acc799eddb1b6842e19321bc1207c3808709ffbe8e"
}