{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "993771926",
    "entityType": "User",
    "nonce": "0xfa12f9cfdd618821282733e3c201761569204887f8384695709d8c7f05bf6291",
    "signature": "0x81c7a1aca1ddcc435627df987b3610b4f95b1b61e59ad90f724a633b186fac5c342359cde25c35538c9273ff9bc130461fb4b432df0b23066c726c0587ebb84b1b",
    "signer": "0x568426a5D555ADe94657d547B2Df4a4dc1f0C014",
    "userId": "71569007"
  }
}