Write Pulse

{
  "public": {
    "Sr25519": "0xb2d7ce3e75c398ab506ddf8953e06bdd58c6a17412037afb8764efae7e94c04b"
  },
  "pulses": [
    {
      "round": "25,553,663",
      "signature": "0xb8ee0e0e4b6c1e68e8dc9d8f6d75760da7c5ebff6e484e6c3a2b9f119559bb8d8e3a65d75c5663dbdc645a407dda137d",
      "randomness": "0x62f47316a05643920e173189cf569a1d1837a179bc116827749ba54bb62b28a4"
    }
  ],
  "blockNumber": "7,408,751"
}

{
  "Sr25519": "0xc283f6475ba8f4b5e7024c2a834c6d96ebd876fee1a1f772e006f5fd5034d344ec637bd7e194af11a8f33732c031bc2a21d3f8f5a52eb669da809d27a5036185"
}