Write Pulse

{
  "public": {
    "Sr25519": "0x6aa461fadcd999ba411fd32da6f94a684be4f49f317aeb5844eb35914d86460d"
  },
  "pulses": [
    {
      "round": "25,670,304",
      "signature": "0x8401a66ec99ee120a2fed90c7a20e31823fe8e125b890f3de298509e17c0bb994f028f1c4ea96ff60147b6e5680f22df",
      "randomness": "0xa6ba7ce1bed9decbe2315bb59642b695913735cb7730ef514e7e9dcde41b1c4f"
    }
  ],
  "blockNumber": "7,437,868"
}

{
  "Sr25519": "0x7ac2a558156a4f26d7fd7cdf1d697bbc2627acce7c7b4505f526110f7b2c9558a1235f7c34f689048077bf7e60eae742fe3b1557433584ae9e586b429a7e2e85"
}