Write Pulse

{
  "public": {
    "Sr25519": "0x9204c197905af474c1edfc5ae3e8263dcf53746156df77c73741daa0d5a08145"
  },
  "pulses": [
    {
      "round": "25,574,572",
      "signature": "0x81a145aae6b34f6ac0e9a8d0e72b67c07bbb204a1610aa87d0a7355f09e7492f3a0042b59c5e8e6c44bd76c44fba2f59",
      "randomness": "0x9e81653543172b033ca063f182d0c77226bac2586364400cd39688f9a9bf830d"
    }
  ],
  "blockNumber": "7,413,978"
}

{
  "Sr25519": "0x9e26ff40c81b39fc4658d4a0a9dd822d7bbe667bbf58f0f0a80032389b177b1435f0b555c7c1518e271439ddbfb6a86906b9b57e695917d3f7ded4086d022e8d"
}