{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "41804",
    "entityType": "User",
    "nonce": "0xf6e79e1c69ca412903dbad402f1ed5028d6abf26f2ec49f562e109de159a0ead",
    "signature": "0x6ff7b6a0e8e2bcd3cd6095950e696f4fd1ae5ab5767286559ee1a223c50ade997241881dd75e457d963ec39fd558a4c41d8069bfcc01baa992c345109cc562721c",
    "signer": "0x647204eDe2dcB8e40793BB48e4bb4Be7ab706de5",
    "userId": "580720856"
  }
}