Write Pulse

{
  "public": {
    "Sr25519": "0x9204c197905af474c1edfc5ae3e8263dcf53746156df77c73741daa0d5a08145"
  },
  "pulses": [
    {
      "round": "25,545,369",
      "signature": "0x83209fe2ec0a84064324ef837fb7a92d9bb1dcdd15157725a218a0d74e687ac70f95f81b115242c654ab78a98233ff97",
      "randomness": "0xcb2addeca0f847b8e31f748840ef3caed1f3d15c15ade9849cd8161a4f96574f"
    }
  ],
  "blockNumber": "7,406,678"
}

{
  "Sr25519": "0x249ad8ddee6f21d43d5e885dd37281994e68c0144ad589c648012008fc16437a7e7e2ed6afec985ad5d31f9cc633996f8f1f0edb0563c2ea3f3e3b1d556f998b"
}