Write Pulse

{
  "public": {
    "Sr25519": "0x5ada7b33a4ed49c65c755d60033de7528010eb5442c02ac5500ed22e567d0b24"
  },
  "pulses": [
    {
      "round": "25,554,337",
      "signature": "0x878b92166757bd1301ca5189f36c729450712d403d9cf6abf98daac76a22645935b5ec5fc1acd3d574646d3169b818a3",
      "randomness": "0x0e7fc0b896a630a392e896073eba3590c6ef8e3d31be0280218dd5cb442c69ae"
    }
  ],
  "blockNumber": "7,408,920"
}

{
  "Sr25519": "0x962ee4feae304f458c4dec539ec76fbb511be05050d884296d5abe6ec45ce26a38fa2f2a45c6f95f3e5d602f9cee3391eb271c7967a32f6b5eee06c52142d98b"
}