{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "51295",
    "entityType": "User",
    "nonce": "0x10d4e42c0acca113755e857dc626815aee9396acee20baec6746279ce2ce60a4",
    "signature": "0xabad8b3e8e2e855d193cc61cdd3da6caa6323e012329ff6614dc9ce1c73b7b6c244784916990780f88e1b43910ca1fc25b07b614a3aca0b361a7466852518c361c",
    "signer": "0x45C682dAb9Cd8ED5e055aC2F6a860Db5F14c27C9",
    "userId": "611525840"
  }
}