{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "179782",
    "entityType": "User",
    "nonce": "0x4c72e9808ee0308e169d042f18ee94f69f2cc86fa8ac133ca8e564c565068d94",
    "signature": "0x71c898f4baf9c1d5ce1ef6c6b7743ef4ebe667fea4a601287d8e79d113a2403510ab2c025251d75703837b18a24b54e3c9308b932aa3651913ba15fe9cd5c20e1b",
    "signer": "0x7212FC9b44b2BB370D62E8b98dA3f7D74c307696",
    "userId": "324170795"
  }
}