{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "2411",
    "entityType": "User",
    "nonce": "0x8c77482b182d242597d3006af5a29fec4768aadab814fcd32391b3b7e0654e2f",
    "signature": "0x281411a3f8882b63c23eb8dbb82fe8f4abb843f515842c8a7dd6eb94d684ae1c78e83ecc5eb6b83cee943690fadae001241e866cd847b7478fc2300cc03d4fcb1c",
    "signer": "0x98591a180A20DF036EB2C9D2c24B449E65939Df5",
    "userId": "338604526"
  }
}