Write Pulse

{
  "public": {
    "Sr25519": "0x9204c197905af474c1edfc5ae3e8263dcf53746156df77c73741daa0d5a08145"
  },
  "pulses": [
    {
      "round": "25,607,372",
      "signature": "0xa586ebb513e2fed2595a9705ea83ee62bc7ff32f30096db454012e1dfbf037144decb79b09828da8fa2a4676f8417586",
      "randomness": "0xd7b9ccb8d21fad5979380ab53237eb11864a61a73f3bdc5bac2b119f656aad85"
    }
  ],
  "blockNumber": "7,422,159"
}

{
  "Sr25519": "0x4e8d7bf56eba2f0042a37ba011ec728cceb1915c00c9eb1b684ea4a5c5273975e5b1d690e486f44c37c0f3702116a38fad907ab2b393794b83114494e0f63883"
}