{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "392926",
    "entityType": "User",
    "nonce": "0x1ed1070c9291bba8c2ad492931152a7dda387d2b7b821e350f742fcd39165276",
    "signature": "0x923228d7679febacd75464c96cc23dd9da26a093b73c45df742afdc71eb9c3836dfbb4fece5ab6e284c3e6d441db98793427da44c2e284563d533ba9a1b53ecc1b",
    "signer": "0x45c4f1dcE13eeF476C74C5758696D56137253980",
    "userId": "824478223"
  }
}