{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "180658142",
    "entityType": "User",
    "nonce": "0x0058b484077ca3aac2d0531e1132dda15711302f882bc65d05a93ec2d54901c5",
    "signature": "0x9c9a133fc9c91f852a58279d0e128d57e23c427f44c2bf56537c5b27dd66df33305f228692c24b328d4e916cb026ee2658582e603fcac5cf11edd36dd5cae2cb1c",
    "signer": "0x0d0E0D19797534AEF52736C60B52793E9f88e24F",
    "userId": "603294620"
  }
}