Write Pulse

{
  "public": {
    "Sr25519": "0xfa823f5b350ce46a9d53f4f7d4365c0b2a20efc82c5c03394195ee166abb0137"
  },
  "pulses": [
    {
      "round": "25,548,246",
      "signature": "0xaa0db750bae5933d907b75e71c6e313d66b5e2bd492ed6528e2868708d5f2142bc328f60675257a572703703275dc6d6",
      "randomness": "0x3e37e97e34b229939c5f7e55873cfc6fb2c499a950fad427c5bd08b9a375a9d8"
    }
  ],
  "blockNumber": "7,407,397"
}

{
  "Sr25519": "0x62aeb159403fa27107046818f00a3969f17b2839829e970847e90dbaee34587638ba24dc2eee57a5acffc80943d01bb5fd874c95c1178a1392ab7fb8d0a1c280"
}