{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "214176",
    "entityType": "User",
    "nonce": "0x8948b35bca9e92b48eadacaf20ba18e0b44d5da42a68ae647cca60c796112601",
    "signature": "0x86d797eaa382bd5f960d06f253870a751c9a81f6582ce5adc5ceb848e3d223f961f0e8b068bab999d7852ac8f1b850150c4335d66529ec7782318726de98f97c1b",
    "signer": "0x793bbEFbb3Cf1e6529B90296e502145aCcCDE8d6",
    "userId": "838777725"
  }
}