Write Pulse

{
  "public": {
    "Sr25519": "0x9204c197905af474c1edfc5ae3e8263dcf53746156df77c73741daa0d5a08145"
  },
  "pulses": [
    {
      "round": "25,672,811",
      "signature": "0x9660e2646f274bae21d72c34738786bed6d7a27e8fa8b7bb921672be31b0affd382d52e24022bf7c51a6c6da11a67d3f",
      "randomness": "0x2e682696f000fbd369fb492a34fb0c30e2a4592383b0b373b07e373eebdac512"
    }
  ],
  "blockNumber": "7,438,494"
}

{
  "Sr25519": "0x28cc3363b1a5df0f37cd51f6ede8247e07994d2bf572fac001cfd5046901860fac463f37121f4b9fd7b16b8ab5bde5f73a698ad4cfea5cbca56f85b482025b8a"
}