Write Pulse

{
  "public": {
    "Sr25519": "0xd478d73632aa403c1d145a6446ab7c757b277866647f17e47014fabfe9c24649"
  },
  "pulses": [
    {
      "round": "25,552,849",
      "signature": "0x8bfc1c18bd650f5bd3125814418be4ce8eed44fbb25f79d6d90c4c34d6b63fff6c982158604144481dd0190885ab8740",
      "randomness": "0x98a1277a23896de1f47e2b183ad668864796e0619aae6ce08c1ce7503bc8db50"
    }
  ],
  "blockNumber": "7,408,548"
}

{
  "Sr25519": "0x3ec4d54c075771a0d91b4319e779e045b628e662ac2edb8422dba63b2651da4ffe9f050c8daa52ee76aa95ee2a5f987b8e01b023c9d4b181312298bddc6d5889"
}