Write Pulse

{
  "public": {
    "Sr25519": "0x9204c197905af474c1edfc5ae3e8263dcf53746156df77c73741daa0d5a08145"
  },
  "pulses": [
    {
      "round": "25,556,492",
      "signature": "0xb45a6f14246eae13a679d9cc157afd464a40a1345dff618ab450f5ca94652a2ed5465ff44d1cfac5c62884b97e8e2db6",
      "randomness": "0x140568af582b5d9184062ce3fb0119eb665d8fe8c782116d71fc5bf4667de3e6"
    }
  ],
  "blockNumber": "7,409,458"
}

{
  "Sr25519": "0xaaa4e68bbb269a200003a0f9bc493a48f6cf8ddf45aecd60f1119f1a1f07ae64821e256d748b3d88f8f12afd8df0aba8f61be62cf2e0cd3912f66ea8d3cc598f"
}