{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "59151",
    "entityType": "User",
    "nonce": "0xf4d29a7cd3aa27cd451ac684553e00d689008b6fc3a64e65bbe19b59a2c1270b",
    "signature": "0xe97e970f8364aed92b4a28ea8d731b50aefab442b2e52ab466cc17ed0665a7a827de3ae28a034c242b81dbc3bf83943e7543dd2f2a3b748c6419c5e0c218ddad1c",
    "signer": "0x647204eDe2dcB8e40793BB48e4bb4Be7ab706de5",
    "userId": "580720856"
  }
}