{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "826565197",
    "entityType": "User",
    "nonce": "0x523e1a2d05ab7696dddd27d26867340473cf0178c6b62b35b91919f26b6e9b07",
    "signature": "0x3ab1a7f9c2d3e6a6232d1efc7a3e3a340d57a21e1cfbffcbaaed5f12f4c8de626bd863c6b094af5d9f3a2d890c5d9d230cd0a9165e577af72811dce460df95bc1c",
    "signer": "0x94e0dDC50579175818AaCFBC9aba8B065fEf2a55",
    "userId": "460147282"
  }
}