{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "267813348",
    "entityType": "User",
    "nonce": "0xf844d21352772d32e98d7970c66f772d26a3c2442d175b4ed71366e2b44e8c39",
    "signature": "0x8350d66f57a810880534ed33a9115880b620645883b85163fd5f14a18fd85c200a5cd5236603bff24747a34468551ff2c31a6afbebbbf9ab37a272b42b9cc57a1b",
    "signer": "0x96818aB6687d2E9bA070EB1d6843ef7BfEF5cDa4",
    "userId": "806873848"
  }
}