Write Pulse

{
  "public": {
    "Sr25519": "0xfafc4334cf90d3c9fb3c18c2a6636658e7fa1183917132c9ef93fd1efad19361"
  },
  "pulses": [
    {
      "round": "25,554,320",
      "signature": "0x81a667aa07f060e9b79385ce917478ef49b525f34f813a5cd0b567140964cef97f89dd707458424bada9c362f04c6bd6",
      "randomness": "0x25502f02d8c127b066b500ae617150f0174590a1becb8982460cbbd9fad98844"
    }
  ],
  "blockNumber": "7,408,916"
}

{
  "Sr25519": "0x5afb643f0eccfd63ce3cf9a6a0149c5c82a67dcd3b03b64622c5b785d218be4572539af46236a25115044e824132a02221bfea19a53daeb9beb58516df156783"
}