{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "406231",
    "entityType": "User",
    "nonce": "0xf0df247e8c92431acce1336d3dd38c69cfd7ee41d5538354e1dac807743caf0a",
    "signature": "0xa719ef52cf7ef2852ddb266949b2d678416489bc3c63d10508bbe5c30195b0a2580989da7782b45ce53d5078f254ee7a79c2bc9bb1a2a6b565e09c12dcb26b381b",
    "signer": "0x96818aB6687d2E9bA070EB1d6843ef7BfEF5cDa4",
    "userId": "806873848"
  }
}