{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "190942",
    "entityType": "User",
    "nonce": "0x3fc85a4d6372925165d0ec6136da059fcbf51d1270cc40fb24cb376b93e692e5",
    "signature": "0xee3a2dfaa50aef0c57b7d1ba249dab17ebf375881c5eda9372111bf5ac3eafc1643c792eda0f8ff8054d0fba5ed99161bac8ce288faeb8c7a7feac00128963d91c",
    "signer": "0x98fC2b30E6e70e62dB2b5fAE7b0292DE3D4323Bf",
    "userId": "480962013"
  }
}