Write Pulse

{
  "public": {
    "Sr25519": "0x0addb25b0d4e9de244b714f767f5a052ff4c2e94375cd38fb23c319771e29a28"
  },
  "pulses": [
    {
      "round": "25,570,618",
      "signature": "0x971d015ee118d6963b24bd1d677467a8e8a2a4578530f0dbf20dfcc671897f4204f35a18499f332969e73c41b1a295cd",
      "randomness": "0x015592b6588952e44fce2df6a73f719d5feddbb5b62a9b69a376efe44023c311"
    }
  ],
  "blockNumber": "7,412,990"
}

{
  "Sr25519": "0x18fec5f98dc8590b542b63adf6572a02c4de7ea87f0e535d01c0f248ded10c435c75b491cd8adc33413a6bff9131afd4b15e08c6cce9a7cdcacca4d6070d5184"
}