Write Pulse

{
  "public": {
    "Sr25519": "0xfa823f5b350ce46a9d53f4f7d4365c0b2a20efc82c5c03394195ee166abb0137"
  },
  "pulses": [
    {
      "round": "25,573,285",
      "signature": "0xb8d505299ab6b16541ca5852c20fab56677bf257bcc6ff2ddcde103963f56657f9348594609761609e9e53592cd05fc8",
      "randomness": "0x434089cc95d8410d39beb3651aff86f070a0b3bc6f394496731c6c31407bd898"
    }
  ],
  "blockNumber": "7,413,657"
}

{
  "Sr25519": "0xac6eae4d136ee794176386ffa3320edb8a3bb66e90e0909a38a721955af12920d6489da6e6c63d23deb5854533b9d0ac8054fdc54c9a557ba2460e76531a7486"
}