Write Pulse

{
  "public": {
    "Sr25519": "0xe4cfd1cbf31f6bfac188943a61e8e4d47aad1c362d00cfb56c5c8b83406fd04c"
  },
  "pulses": [
    {
      "round": "25,599,063",
      "signature": "0x948e9dd46189bf16f759c0d85b15dfd90bd88b11ee8fc7c33ced64745aebc23ca0bc3c7447ca29cfd4ef4a20ba4d488a",
      "randomness": "0x8929fb75a496897d80e93e9f9a8ce03b2351a7efd53d323a5040988ebee242a1"
    }
  ],
  "blockNumber": "7,420,082"
}

{
  "Sr25519": "0x3438930cf7216f419acb6ae08756682a2a3f58cbab76759abba51d990f016455702ff8e56e357efbffd66be4784525db276a2a01f36067aa8a74e7e42fd03384"
}