{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "51",
    "entityType": "User",
    "nonce": "0xd8e26222460a4751711db620c70df102f4203ac927c1d54830bb126a38b341c3",
    "signature": "0xb1c317f5deba7916b9cb7cdfe577ec6c96a60c186d881b09a6cd729655340d311ccc1d4e9e74164b56f399b31bba150cc1bf82279c8878a574aa1e35eb5839911b",
    "signer": "0x7E025b0DE8c7997003c61b28C8Ea0C74b45B1a6b",
    "userId": "984764976"
  }
}