Write Pulse

{
  "public": {
    "Sr25519": "0xfafc4334cf90d3c9fb3c18c2a6636658e7fa1183917132c9ef93fd1efad19361"
  },
  "pulses": [
    {
      "round": "25,539,761",
      "signature": "0xa520033542f56c6288e61d5da1f728669194dba807a50d442bc8798750db17845556350d9d81f7a0e8e34c8524a50f4e",
      "randomness": "0xd8a297bdad9ccd24c0b64f84425dcbffe7ea21ee4a87fe274842db54363663b6"
    }
  ],
  "blockNumber": "7,405,276"
}

{
  "Sr25519": "0x0cf004fd4fc0eaba60d258f0a0e137d30a5d491a518048ab83fbd67f7ef26524ae77aef8750053a1e0adf82074373113492971fe9da8ea87d5b167657404e388"
}