Write Pulse

{
  "public": {
    "Sr25519": "0xd478d73632aa403c1d145a6446ab7c757b277866647f17e47014fabfe9c24649"
  },
  "pulses": [
    {
      "round": "25,551,491",
      "signature": "0xb45b4fc622b1aa69b8cf0be655965050d50c9098d94f65d8dddc874424a60665572ad9836be9a344eda6058518cf59e4",
      "randomness": "0x1dc011e6ea7a409d291a3bd05278db2973454c46090937c5c88f0914a42b7987"
    }
  ],
  "blockNumber": "7,408,208"
}

{
  "Sr25519": "0x442d4c8b3d1134fec5e54eecd022ab8ecb3bcdddf026e69b807b31c9e64b4f35e23dcaf861936c5eac38d8ffbb7160eae6de5d2643d89838a77250ccf088c982"
}