{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "94317",
    "entityType": "User",
    "nonce": "0x5974aba714e28f2e376eae7a9101c19a1c4909c41d98fa47a4cb315f7209d220",
    "signature": "0xe790fa9e0afdfc3feb46eafde03475679acb9bae3482348bc363d4fb0b9ff3d731c837dc8343dacc19bc2a85ee89f9dd27d4385fc4780f17a809da765fb3e3f91b",
    "signer": "0x4fc053D5de453a481439D2A9e13Aad6984Ae9E4d",
    "userId": "15110651"
  }
}