{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "164006",
    "entityType": "User",
    "nonce": "0xd7dfd6b248cc67d56ba6c7e32221452181d616cb25bf9c80eb86bf277a62ce65",
    "signature": "0x536732ce1691ab42e26855e0e5ab8cacad96326be30f7f4ed336f894e363e18646ae50b79d0ddaec1fdeae45fe929659e24c9b63d929bd8883f6bbfc2b20e6ae1b",
    "signer": "0xa2DaB1ebF6D10325b0948C994b592F7abB2Df44C",
    "userId": "728570067"
  }
}