Write Pulse

{
  "public": {
    "Sr25519": "0xfafc4334cf90d3c9fb3c18c2a6636658e7fa1183917132c9ef93fd1efad19361"
  },
  "pulses": [
    {
      "round": "25,567,842",
      "signature": "0xb645a6f253ba92e808a09d6d030b9e1b918c3911ea48c1db05c6e142b18aecdca88419fe60df2bc8e4c0b55998740a77",
      "randomness": "0x232298455f81427eac51fb594370903079b67912ba0b07224856692c7ab3e243"
    }
  ],
  "blockNumber": "7,412,296"
}

{
  "Sr25519": "0xde11b0c56ed17a800e61af15c3cb44dc7f8d2b4cc94e3e7b2bf43534413d4e4b2f669217ba5bcd949f6e77b852556339c59c41ca3302e0414066a5207e96be88"
}