Write Pulse

{
  "public": {
    "Sr25519": "0xfa823f5b350ce46a9d53f4f7d4365c0b2a20efc82c5c03394195ee166abb0137"
  },
  "pulses": [
    {
      "round": "25,598,725",
      "signature": "0x8d178235b9a337fdecba9c9a077d365953af4b7ce960b886b95f7988cc1a380ec9dd41eb2334ee7dee8d886412bfcc25",
      "randomness": "0x73ea3eef577f03d3373aa46e8bb1ec007546ea24551dc6d26480e39081a95d31"
    }
  ],
  "blockNumber": "7,419,998"
}

{
  "Sr25519": "0x74a750e5e64e3fabe92565dd1007dde97e36a854ef96d0af737857c18daa9320ebdc8b13ebd55d504cf9444d7ef635d5438ab925ba67c578ab14796522a06785"
}