Write Pulse

{
  "public": {
    "Sr25519": "0x9204c197905af474c1edfc5ae3e8263dcf53746156df77c73741daa0d5a08145"
  },
  "pulses": [
    {
      "round": "25,547,210",
      "signature": "0x8e63f04bc3a41bdfdf154bc4bd32cc7e8a90d3ee925e01695be19b5eb4a19765cde373b19d2a865aeb10f7894a250640",
      "randomness": "0x54b9aef88754b6a53a6b30c96f21ed2a52e4f60d3b6288c6f3367e92cf120a68"
    }
  ],
  "blockNumber": "7,407,138"
}

{
  "Sr25519": "0xe05b63bf87a4cfc5010a3fb82afee72387a278fc7b558b75701e7f64c112280d916387b6cbf49b9292150d3be6c2c37729ab282c9e50e68a67227c3028b2b580"
}