{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "38841",
    "entityType": "User",
    "nonce": "0x4c14a2d5177b76996cb18d5f350c0db87c549cf9e072222a8ffc3fe79b17bfa2",
    "signature": "0xfe7b03d9fe72ab1e1e9a1611b3dbfcce28e10dac9b6af2d145afae4f921f453139856f1fb589bb40725e41284e842feec3e16a5865ee2ca6e43d3a6507701e471b",
    "signer": "0x5A4a438EB48E0567283E8B2Fcb511DE3cD0Da231",
    "userId": "102202598"
  }
}