{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "916107216",
    "entityType": "User",
    "nonce": "0x3a22b2bb95612da9a565d3dcb54ae7598d6faa3cc01bc501a0adeb3de166e3a9",
    "signature": "0x283c39a09efd23d156ca471a871f71648f91c8d60638c138979db0bc607ec4e8081de221bb00d99b96e1a836e45233fd250510da64d8aed742fa65fff472b9661c",
    "signer": "0x385724dD7df996433e732c73201a749C6B37f65A",
    "userId": "260480467"
  }
}