Write Pulse

{
  "public": {
    "Sr25519": "0x1a005e90a3e6a3dfe9288ab1201eb4b95be88b5ac1b18cd1f8a8eaefceef094a"
  },
  "pulses": [
    {
      "round": "25,564,294",
      "signature": "0x9554715b8ed93dd4100611004d2e0996eb2b92ac34594324a49954fed3a7c38d69d1cd999bbc929992213cbb7d2c63cd",
      "randomness": "0xb880102a9833627f4968f1d6cecca170a2c84380bd3bdb2e8b406b2a50332b7c"
    }
  ],
  "blockNumber": "7,411,409"
}

{
  "Sr25519": "0x3e1ec4e1a4b12bd0fa580307ed09f6123d17ea9fa69617d2c95eebb458ba2f46d6276828f7be9c26538831d1d1db114e9ea8f9b543ba10d7965a006672f14184"
}