{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "103086",
    "entityType": "User",
    "nonce": "0xd729754f0d86ecb6e12f44a3043b32f4d75734d5d8ab77e5e16b5d296b4df55e",
    "signature": "0xf5554eb8ddc80ad678a278d39d09e025e0f023f45eeb4af70d89db2b4f9810ef719a245fc505e1f5d326a0feb025629ef365dc8b6139489384e66ff96c107d3c1b",
    "signer": "0x65b2681094e762CAD2349e6C1e2FbC8d54b9c046",
    "userId": "11153747"
  }
}