Write Pulse

{
  "public": {
    "Sr25519": "0x9204c197905af474c1edfc5ae3e8263dcf53746156df77c73741daa0d5a08145"
  },
  "pulses": [
    {
      "round": "25,613,129",
      "signature": "0x91a46c39d4a2e3ed778290fd4f7c031271b0f06fa19697b0c847134a9df3bcc043aca02f55a33af508f6d812faa17b99",
      "randomness": "0xcdf0cfd0081e75d6832d1535c9881176c503c1669c94a930eaea8b5f8d30540b"
    }
  ],
  "blockNumber": "7,423,598"
}

{
  "Sr25519": "0x7e575ccbf167af1145a65fdb7dd096f620f3a770f5d311fa31e3001728275648494de1031b2dd4c9502211bf52c7b786fc59947cbc9924358b7b770baea12c88"
}