Write Pulse

{
  "public": {
    "Sr25519": "0x6aa461fadcd999ba411fd32da6f94a684be4f49f317aeb5844eb35914d86460d"
  },
  "pulses": [
    {
      "round": "25,567,746",
      "signature": "0xaa19219920441310fe157743920773f9dc1dc9fe13a694d5945e102461c6339f5e7f3f7c6a71767f964c6a9b1bf4df82",
      "randomness": "0x37dc7ad2190f1c6e8b841e515898f039a36486e3a95f29c5e3f5b4dcf5dc1178"
    }
  ],
  "blockNumber": "7,412,272"
}

{
  "Sr25519": "0x32450528109016e8c777ea378d4c35ea03652a85421c4c628bb5dec37df9ba3712ad262d851b3fff1ebd0b6420f8a2b8584247fd9fda4250c239e1019f85e88a"
}