{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "48765",
    "entityType": "User",
    "nonce": "0xf96fbc0f61c5986b22fc75d813ba251397da626d27de35c2455c16849c3ff426",
    "signature": "0x89a31039fcfcf13b42c5f5c89ed7385f404531cc32f5ab050ed3d0b55d3bfb23404e50a2e3a8b2e31394a9d09a1dd10d29a5164f7f806acfe73c4f3da2d067601c",
    "signer": "0xF2c19977A72e7f63bBbD9063748E52c002b22f6b",
    "userId": "957488166"
  }
}