{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "136394",
    "entityType": "User",
    "nonce": "0x404309398b45d583fda60b4ec491a0a3877faec1b7541022e08108cf6016f5c4",
    "signature": "0x437738175155e9a1139b4506bd66f3d971aa4425fd9807e1fd165ae8e9e0afdb0aacc158f6493448832064ba8c2500369cdd866f28f71da276c07ef11c6a67531b",
    "signer": "0xaC2dE7715e3c8cF361cD6EC75fb75b2EBd90cFda",
    "userId": "417417032"
  }
}