{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "317355",
    "entityType": "User",
    "nonce": "0x95ea752b6e3fdea627d8513ed8e64f679a8fbd89dede617f0d9165d036820c50",
    "signature": "0x56525dd7ceb68598ebec6dd0b022466f097db1ac3f0c610a36c2c92e448cf6cb38a1df88a70ee574d08d1f8f9cdffec87b0399bef29a1b581bd755e1858a04951b",
    "signer": "0x0246262E4959323EAC2FBf603C6D24352d57Fc51",
    "userId": "700531000"
  }
}