Write Pulse

{
  "public": {
    "Sr25519": "0xfafc4334cf90d3c9fb3c18c2a6636658e7fa1183917132c9ef93fd1efad19361"
  },
  "pulses": [
    {
      "round": "25,582,402",
      "signature": "0xac4cae0736b0bbbed7393738d92e7dbf7017e891d933bb3dc09afd915d5fb212bd71468c1873db03922532620408b4a4",
      "randomness": "0xa39514c1830b738560e684e3d106898b73162daa64d47c5c06acaf65c982eb70"
    }
  ],
  "blockNumber": "7,415,923"
}

{
  "Sr25519": "0x9439e822fa8d1e706a6d768dffa72f8c61e7244e063225438e194f924893bc24febe0ce9376c437e09ee5aaf737010896613970217ba41e60818bf130de0018a"
}