{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "369391511",
    "entityType": "User",
    "nonce": "0x2fb698bfedb5533451e0e24a8f2d213cb3d7c9375e83022c51b4345a192cd6ec",
    "signature": "0x6c1f32ea408c02f35abfa5ad69ad87d4859018608ca0e5f140d622195965388b60928ff2778aed46e0d8f197c1fc34c622cad6327de21f01f52bea2f9c8ddd351b",
    "signer": "0x94e0dDC50579175818AaCFBC9aba8B065fEf2a55",
    "userId": "460147282"
  }
}