Write Pulse

{
  "public": {
    "Sr25519": "0xdafb18cfc59962b92ea75a32675f6c9360b3fbc8de74df96e4223788aa2df10b"
  },
  "pulses": [
    {
      "round": "25,581,591",
      "signature": "0xb12b04b2e6511e94d8661afe4ac23bf7cbe1edffab8d6edcb05e0e62d6838a7aba29fff98926338bc7110c8ba95aff8e",
      "randomness": "0xc332803473220ea4a57f7c30ca5f386d5134fac03753bae9796d934e73726e87"
    }
  ],
  "blockNumber": "7,415,720"
}

{
  "Sr25519": "0x0e39ba50aa991ca11ea13b7bebf89d298bc602a1591ee780787ebc2f073cbd52d97c6f2380092a257bec602d62ec265bd081adfe79bb80c457e9b8f52b78d587"
}