{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "846471257",
    "entityType": "User",
    "nonce": "0x093bdd664d7ab8ddcc6f97161c02d534320cdc32c7b2ab3e3de82a94df890660",
    "signature": "0xeb55a6c3cf474f962672f6995d1747b7e1f0e435bf7a9c79326de3291c4af689465bfe620e4e92ce4bd0c22fd5c1127d7a103354621e5c7e7662c6af1ba7f6be1c",
    "signer": "0x84B42609E987DD0953e02498E61987fB833B7C92",
    "userId": "887547386"
  }
}