{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "200080308",
    "entityType": "User",
    "nonce": "0xae2c05d5ce93dc7c8c54c6c35eed7fa6edf367aad1f9fe396f894e10330c3b4e",
    "signature": "0x3edbbd076a81f0d9f841f4e2a7ce59e7dfd17024e9fee7a4dfc8506f4111c30846becbafd9d5a93bd41da3836800e49aebf2246327254d887e9bb14fa181514a1b",
    "signer": "0xbEE369E0597Af71e4A050E4977D8247fdF1149b0",
    "userId": "547969682"
  }
}