{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "117827",
    "entityType": "User",
    "nonce": "0x5aadbca65896fd303e604249f663b855a0e6018e87cdb7a4bdfcbd9b72fc570a",
    "signature": "0xc12d69b4327f49cec39528e43467d42cd2282a7f3f42d214262b29875dee1dbe4c37ed86967a6065036b055c7e987b619290f762b5e9de9e341a470c1a0dcf321c",
    "signer": "0x2a2e74e39b471D87bcfBFc73f6A403ee62B9B227",
    "userId": "856623252"
  }
}