Write Pulse

{
  "public": {
    "Sr25519": "0x1c7997818cda64bb7b0eff4726b379c86667f8a10ddb396bbac1374fc0049b76"
  },
  "pulses": [
    {
      "round": "25,628,108",
      "signature": "0x988d44b1dba5d6002df421b6d8bacc291c8a8c18cfd8d7c56ce2e1d21cab7707b2407544b15896ec6006232d637a4383",
      "randomness": "0x608abb3cdc5313b99cc1cdb4ac0e283e9c8fbc2db2feb3de576449d21892436c"
    }
  ],
  "blockNumber": "7,427,342"
}

{
  "Sr25519": "0x76fc903f19ba96c3b4b477f150a9156368b401579a993fa905c50237ae20df1e54662d9d219b71330e0b31c83780dc4fe04436e045f621e43bb232eb80f21484"
}