Write Pulse

{
  "public": {
    "Sr25519": "0x1a005e90a3e6a3dfe9288ab1201eb4b95be88b5ac1b18cd1f8a8eaefceef094a"
  },
  "pulses": [
    {
      "round": "25,577,092",
      "signature": "0x8337aaa9c2f437ab4c64c180831aee6da79ab31cab00bdbd75bf39e4ff9a6c4712a302bb1d5445e0cb2aba946af51476",
      "randomness": "0x1c2c510cae4230b66f0e1f0e059202ffd46c1908101d2e1e7730db9a02004afd"
    }
  ],
  "blockNumber": "7,414,609"
}

{
  "Sr25519": "0x1a166d8c97251dc8c66b0648ae71abf51fe73520b507b89ec3a809fad6d13136e087965d56e715958bf8792ae2e00120bdf47b7e8f1cf0cc81d0f60954ca2d88"
}