Write Pulse

{
  "public": {
    "Sr25519": "0xe4cfd1cbf31f6bfac188943a61e8e4d47aad1c362d00cfb56c5c8b83406fd04c"
  },
  "pulses": [
    {
      "round": "25,550,022",
      "signature": "0xb5064b707f99b4517df96acb00906260bd06688918e71c1195ee67bc81af38eb15083f2ef5b12edd408db4d1f546a92b",
      "randomness": "0xe6bf2e5b956354b25928ff67a058ac0c5a4476388d4f91a6a2300265ebfc47d8"
    }
  ],
  "blockNumber": "7,407,841"
}

{
  "Sr25519": "0x90490d820ad067b4ed6198b1418e13344112c0a890ced0278d7baad205007029ec4cc7273be3b83c2a914db1ee0fb58a94184800c0939865b91ec77492ad1282"
}