Write Pulse

{
  "public": {
    "Sr25519": "0x1c7997818cda64bb7b0eff4726b379c86667f8a10ddb396bbac1374fc0049b76"
  },
  "pulses": [
    {
      "round": "25,562,110",
      "signature": "0x8834b89968c83e90a0a86553b871550afa16068727000d83fc4ff2a036edc15a18cb71f705972bd17f38f47742c7565e",
      "randomness": "0x3721099994f8e09e7cf37ecde777b879689d280b094822ef05e3c857d69ae409"
    }
  ],
  "blockNumber": "7,410,863"
}

{
  "Sr25519": "0x90b5d9ac2a440a3c91a0313816bdf424cab71506abb27c74bf7bf2cfe641f240d438cf816fedb5e748cd6bacab4bbd9e76b34f8e6c07b37e7a1bcab65c98f98f"
}