Write Pulse

{
  "public": {
    "Sr25519": "0x0addb25b0d4e9de244b714f767f5a052ff4c2e94375cd38fb23c319771e29a28"
  },
  "pulses": [
    {
      "round": "25,605,899",
      "signature": "0xab4cc7968e9cca135e226e4f124e22f40f1755bf495f7ff5eb4433c1b5cce9bd4bd3c0a853099bc8b391ffc13ed1807b",
      "randomness": "0xca8982d0265df7f15ad17777da9ea370c1b35db187149cca79fdf0cca6638302"
    }
  ],
  "blockNumber": "7,421,791"
}

{
  "Sr25519": "0xb629f70eb6c41db4883b79028013d9f1757b3b835684ca9372e5d21b856a7368827abffcc1423bc2e342268d5cd332d14c93d131607c09875188248cfa6ec983"
}