{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "705146331",
    "entityType": "User",
    "nonce": "0x7416226e0d2568909b5ac334e5b2ef24c927136b2acff8563f106ccd3ae6bfad",
    "signature": "0x267f974377ba82adaef29c5c33b4398c4ead1246e23bf219b4cf3ba7c0dc810f060deb785ef13fd7731e4e6c3034c38341ba49dc197186ba1eb1da3f86a002da1c",
    "signer": "0x647204eDe2dcB8e40793BB48e4bb4Be7ab706de5",
    "userId": "580720856"
  }
}