{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "51842",
    "entityType": "User",
    "nonce": "0x3665b5d8d4c4c5e2e96ba748685e8713288912fb1ba6ffecf8df86240ae0ffee",
    "signature": "0xb6168d192b568ddac7c312bacb06f9c12aa08acb8a3370ea8b5f12685b1b15c6614ecba9e6d2b94539bafd57387b20b83bfd92edf654ae5c363ed53fa21e145f1b",
    "signer": "0x36d29AA5C780341f3b35bDE6c1411a7Abcf8794C",
    "userId": "571117272"
  }
}