Write Pulse

{
  "public": {
    "Sr25519": "0xfa823f5b350ce46a9d53f4f7d4365c0b2a20efc82c5c03394195ee166abb0137"
  },
  "pulses": [
    {
      "round": "25,552,248",
      "signature": "0xb912f81083c51ec3735f7ae771d59cf0fe333d443eb8364e9512d99549bddf999b7481dced5c1d061b4a2f2eb16fae18",
      "randomness": "0xe7497b028c76e45ee0b22ba11bb07c8d41c60b9f06409f8166bdf87476c06450"
    }
  ],
  "blockNumber": "7,408,397"
}

{
  "Sr25519": "0x90556ffab1815ea45d9c220614cab0d80f6a7ada55c9bf5b5fac97f32c8aea07b56780b4455550384e3cc4555ce11914018ed8a778a6f9d5641295280423c688"
}