{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "701379462",
    "entityType": "User",
    "nonce": "0x062da6e5f3215577b3600df71c96a526ab268ea9a616065c6ed55771d2d00cf7",
    "signature": "0x48dca322db871aed7c80acbefe68368a97d701e4651a134de97b29b35c49e3127da08557b0de816a676c8bbdd4bd9ebd1173a898e93e2be130670b6a4c9439891b",
    "signer": "0xb2B3D446C5A606ee5B3e74e77EE3c96634De4a27",
    "userId": "399675354"
  }
}