{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "957024793",
    "entityType": "User",
    "nonce": "0x956a4021af65746b86b693f0bc14ce54dcaa2081779d0540d1596cc0b0cdee96",
    "signature": "0x062755f79abfcbf91ae2fba243628e6090387601fb47ed3ac96086f58b4ab1f46d3261e40525e0387b337e75f2aeaf04db4f2a880adfd032172b4fe6b5b6c50d1c",
    "signer": "0x647204eDe2dcB8e40793BB48e4bb4Be7ab706de5",
    "userId": "580720856"
  }
}