{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "861108288",
    "entityType": "User",
    "nonce": "0x5f511fce734da77f5b372010381e2c9d8bee1427de3707fb5ff99666e4792803",
    "signature": "0x029deaccdcaa874e137fd76b672ba0fa03510beb1b7cdd90b695e69ca1626e7618ba23a07c79a757f616c9e6c6e32d14fe5adaa90c01a72441409bcef2455fd01c",
    "signer": "0xc6EAa3823f6d7891E69FF68D2C771a568cCa5F0a",
    "userId": "526737649"
  }
}