{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "94317",
    "entityType": "User",
    "nonce": "0xbc8be983820dab6adfaf4bc37863ed620618619a12c33b30b5623410a9fafd5c",
    "signature": "0xd4c6a2cc6bbfa1f2cff3c132f32f37ef0e80e5699ff92cb4ec4c0f4a76db6e2e2474753e07ebc0566325143fa768d94a71c71e7afbb19cb72a9b97c4f7a53ef81c",
    "signer": "0x4B140b61EB41438Cda0Dd10473ad1334309C1b97",
    "userId": "45511108"
  }
}