Write Pulse

{
  "public": {
    "Sr25519": "0xd478d73632aa403c1d145a6446ab7c757b277866647f17e47014fabfe9c24649"
  },
  "pulses": [
    {
      "round": "25,554,208",
      "signature": "0x99b4ea9298da4561da30983256affe6e89cbfac9cb9cac37b95d4e2cfb5de6c0659956c5e0f4fc2c97997340d8863e84",
      "randomness": "0x6fc1ba9c1b7507908ebfbefdca3a1f76eba6536cb62c3b06593b2158a5537fc7"
    }
  ],
  "blockNumber": "7,408,888"
}

{
  "Sr25519": "0xec9ee1f5d05d28058d1989172913ba70ee8e964b64965a14d9bbe6f3f471be0ba5c187f4ab8fcc10795277c4fe0e5bfe13901733a0d9fe15ca9dc06e04506688"
}