{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "870280684",
    "entityType": "User",
    "nonce": "0xb109dac1b7f6c15cd17d3c00064f551e405a5a31a2837d4c7e6460fb7e4441b5",
    "signature": "0xe008e513fac2693e8ca416422b2db926d9ee7c1db34fff23461c6c03ff1179692180bb27c0fa3c447a4dfdf657967521cc6363e87232025ea33f28abac4f68201b",
    "signer": "0x32eCCC73F1f43d76DcD5C2314237DC861Ef9D111",
    "userId": "268969544"
  }
}