{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "35918963",
    "entityType": "User",
    "nonce": "0x89ec9747a5a024424f7948a2ffb1afa1b5c75e440d9c07b343762ed74b123062",
    "signature": "0x7b9606d2e08fdace75dfa8c282de653158604b421daf7363bc56a9f4f825e7404a60424aae4696345396282ee2bea7a43d6132c73891097aac9f88582fe437c11c",
    "signer": "0x9FF2A7F5Fab732dA57359bb3eD63a95511bD1329",
    "userId": "67863854"
  }
}