{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "93367",
    "entityType": "User",
    "nonce": "0x7f8ce4bb2d42963c958c87036be0c951cedb94c2087edaa595bab1f66543a353",
    "signature": "0xb883f4e06c340dcc374230ded18cffb2b52dbcb0dfa1143e565e6ae2a2ac4dae44a778596c9b1c2b440a24e3222e6b26dcc6c1c14d5a1ecaace1aeb765819dde1c",
    "signer": "0xa2DaB1ebF6D10325b0948C994b592F7abB2Df44C",
    "userId": "728570067"
  }
}