Write Pulse

{
  "public": {
    "Sr25519": "0x923fc2af16b838de1ba9d3934555a73acbe3aff5a4d4304a1b45787358d61279"
  },
  "pulses": [
    {
      "round": "25,552,478",
      "signature": "0x8fbcaf0c2cb572fecc41c00d89753a2090693aac06db7ab16e569cf14c4d1a522b5211a2ca4716fff514eb17338c3670",
      "randomness": "0x23e268448dc0a6e312eec38d7d733cb4fa4ccd12006cc0402bac4ec81a3e4300"
    }
  ],
  "blockNumber": "7,408,455"
}

{
  "Sr25519": "0xb48285118e914d909e522c5542de483665408db15d7503c599d0097270e0585e872a4026cad7a6f2af2ee1fefc15de63742e683bdc1b6ebdbcb342fd77a57e86"
}