Write Pulse

{
  "public": {
    "Sr25519": "0xe4cfd1cbf31f6bfac188943a61e8e4d47aad1c362d00cfb56c5c8b83406fd04c"
  },
  "pulses": [
    {
      "round": "25,552,743",
      "signature": "0xa677e75fde794a4dd5a23c9cc92f0930d7bc5f04e02f74aef4f6993cc4ff36234cdbc42f4d85ace9de3c1ed52fc6b88e",
      "randomness": "0x45b920e73e4e77831650a501a831d278da11db8566320be23df21da2c207f47e"
    }
  ],
  "blockNumber": "7,408,521"
}

{
  "Sr25519": "0xd2a079646e1fcaa0e8c17290ccdfcd96f77e7620a8f1ae0d00588533d5041b76ad56bf34cdd60ea1e3616fc2186cb397b8b90ced800a43db660bae7944f7e48e"
}