{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "41804",
    "entityType": "User",
    "nonce": "0x39183ad663c63d964a7b178426c9c74c88eac7c4379a889515b1219bf44b5cbc",
    "signature": "0x77e1215e6857bb0e9418a4abd4bdbee34b9b71fc3d4cb5fc0e0847f3d25ee7e50a9d1057c2f44eefef95158d89eb036996221ce164aeb30846866519cd179b921c",
    "signer": "0xbb3b8C270080b0DAE42411345FCDc6a00369e247",
    "userId": "690093689"
  }
}