Write Pulse

{
  "public": {
    "Sr25519": "0x9204c197905af474c1edfc5ae3e8263dcf53746156df77c73741daa0d5a08145"
  },
  "pulses": [
    {
      "round": "25,578,809",
      "signature": "0xb0867586aebe641d6c01c965d76dddb6b838a9ab1004862dd09cd453191751e96f45daa01c24c130512a0ca14ebd374f",
      "randomness": "0x35882cc099eb5c8fdcea203cf3210a15f07fff3e17325b55ed972f3583e43f8b"
    }
  ],
  "blockNumber": "7,415,038"
}

{
  "Sr25519": "0x561165ff3aea725659fe2cc3a818246c117af89b6fead4080b93a8217eaeeb28fb9927e9b4a0d4455ea994a961458146ee0c9435159968a040f6e2961febd48e"
}