{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "808781990",
    "entityType": "User",
    "nonce": "0x6e120a035aa1a2801fca528122c447ff08aaad3b38f244b86e454d94aa272879",
    "signature": "0x09831a4db0f3bc828f2f35f4853331b2c290df7a5cfef79437668e9297727bbb65a0550122c16d0079ab77b20cf6affcfa6a2af972a1bc49252f4d24636494111c",
    "signer": "0xFA2BcB8D14637859aa98a87cbe91187525bbB963",
    "userId": "965833467"
  }
}