Write Pulse

{
  "public": {
    "Sr25519": "0x2a95700579638573152cf41d600ee9962d8c1ee400eb671d9306a8987c1d564c"
  },
  "pulses": [
    {
      "round": "25,577,968",
      "signature": "0x85065db511f1e74993b9f7f7bc662354b0828be39bd2c14c70ecd118a22da1c8bfb2abc1b7836949fa2a3d627436a02b",
      "randomness": "0x2f5a437a3bbb0ad99bde23f4f78297b587a29a6965ce5d381ba82f1c6a4c7268"
    }
  ],
  "blockNumber": "7,414,827"
}

{
  "Sr25519": "0xa65c9906282cf5c613e7370981f8d8b8a0ef7a3cf5b226a7994be6c4c76ce42cae9d475ba734bccefb2906e602bcd196fb81b7958a357c1af02880029a170784"
}