{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "464425",
    "entityType": "User",
    "nonce": "0xed514aa4a7ac576af49d6be8c14d212d2dd4914fe41c8d4095619283a296c435",
    "signature": "0x64f095e45847956f3d1d96917e15ffe7fcc44cd6732021d849d9462584d67839446b34366897665a7144c48970deff041942bc79eee380f78a0d7b9dd6d4c2df1b",
    "signer": "0x96818aB6687d2E9bA070EB1d6843ef7BfEF5cDa4",
    "userId": "806873848"
  }
}