{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "954117045",
    "entityType": "User",
    "nonce": "0x1ff3a86078a9d5c3cce361ed075f73f299d310b090d5876975a46e7fcab2c1c7",
    "signature": "0xc11d45f22815e3c4fb597806f7e53bc3b2b9363caec26033b0c6fbfd9e8542df4d209106023d0824f13cc42ce56b4083ac12183a80a37592c254336989d2c15a1b",
    "signer": "0xE92B30ef20734795CF0471Ecf7e3725c78D905B4",
    "userId": "460692842"
  }
}