{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "382145",
    "entityType": "User",
    "nonce": "0xb12705a4332c7b2b1f41164661147e27237ca44b7c8a337bd2b0c1c40db0827b",
    "signature": "0x144e1726aefc9336cebb04d05bf55e6e55c8d4d69903c77a4826af12cd5b6910077dc6bfaf1cd55f413794f759806c6b3759c2f2acbd6de8f0f00d09b7d38ee01c",
    "signer": "0x8bD50Caf0D290982E2705EBe89ED8fDCA620224a",
    "userId": "392289893"
  }
}