Write Pulse

{
  "public": {
    "Sr25519": "0xfa823f5b350ce46a9d53f4f7d4365c0b2a20efc82c5c03394195ee166abb0137"
  },
  "pulses": [
    {
      "round": "25,567,686",
      "signature": "0xb6b1e3e07688bda3f2fbb72c02eddd5e31f9a35ef5a39f395e7043bd66727f08ec323c77941e058c7d26d0741da5bdf0",
      "randomness": "0xe7ce5c8681c9050d0bdc38f5b8e84b248a37a6be04ff2417b1e9a38dd7baa4d0"
    }
  ],
  "blockNumber": "7,412,257"
}

{
  "Sr25519": "0x307e747cf35a5c07b710d99722ebd66275d39ad0586ac368cbd056ad3dab947be0a44eff3b04cf6d6c01912b6ca431f777d3bb7576f0bd0ee176cdc606b9d780"
}