Write Pulse

{
  "public": {
    "Sr25519": "0x923fc2af16b838de1ba9d3934555a73acbe3aff5a4d4304a1b45787358d61279"
  },
  "pulses": [
    {
      "round": "25,645,437",
      "signature": "0xb31f51e238858df0b8660df649a5383c7e3d55bf32dfbf9989bcf8fa888b558450b03bb4effda813f902ea3aaf83e9fb",
      "randomness": "0x6d5345bfe7991f9b289a4aba9f924ede414930697b647e986fb71c5ae14965bf"
    }
  ],
  "blockNumber": "7,431,664"
}

{
  "Sr25519": "0x28378d2c168a167a535904c7a13ba71ba91edc2ec212f39ebac471a3fb9a244986cfc094ba53bc42005533c55b502d2514049b81ba8e6edac3792717de77bf87"
}