Write Pulse

{
  "public": {
    "Sr25519": "0xdafb18cfc59962b92ea75a32675f6c9360b3fbc8de74df96e4223788aa2df10b"
  },
  "pulses": [
    {
      "round": "25,543,190",
      "signature": "0xb3b70ca8db8205055bf92e24bec7142250e1d1a048d099e5830b09bb7150a94cea1203391ba03610d72b35cbabb31a9d",
      "randomness": "0x70a1a0647299b25daa6dd89e34ed253e829da9d13aa9656f5b46ba6259aaf882"
    }
  ],
  "blockNumber": "7,406,133"
}

{
  "Sr25519": "0xaaa72921c39dbda5912829b9cb0097c4b901a5ddb443e3c07f06af9a44301d6a76b25845daadecf080b19d8a3d60961903a931215449d2247821552c1010cd8e"
}