{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "467213409",
    "entityType": "User",
    "nonce": "0x6759362f9dd3a9dc672c20310b745033728e20b22539515c9be31ee8754846b3",
    "signature": "0x93499e1fd877fc99291529ae1cea9f7b41d445d1e73448500fa2a64750dee5025d93d98f0d403e6553b0d5702e6a8feb0b0d840df90b3b11287ad6552cd86ad61b",
    "signer": "0x94e0dDC50579175818AaCFBC9aba8B065fEf2a55",
    "userId": "460147282"
  }
}