Write Pulse

{
  "public": {
    "Sr25519": "0x2a95700579638573152cf41d600ee9962d8c1ee400eb671d9306a8987c1d564c"
  },
  "pulses": [
    {
      "round": "25,550,767",
      "signature": "0xacca9641259403f627cda77d93e7496b4c6b8e0c76a4847665c95c693d288940dec9e7d9736e8aaa1a88cc161f32a67d",
      "randomness": "0xfe3fc8342b05a338d497e1dd14821e44043054a05895f70355f997f8fe090a6e"
    }
  ],
  "blockNumber": "7,408,027"
}

{
  "Sr25519": "0x303d04233893d8d62f4931077edae4ba0fb360b41e695dfb9ae156f7f80042224f801806d21d1c03435a264582019e269cc89df209d418cf2d8f62c5ba753589"
}