{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "67066",
    "entityType": "User",
    "nonce": "0xd6170d7b1b2e7ae1d4d2c0f6046967e0ee4fa5d1a86fdf12b7a0cdceb2c04180",
    "signature": "0x69d3e86684cff6bcbbc56f31acbe737d81161c20685f21e35a94c29e8049c1e653d0df3ae24e60adffaa2d995ee1afb0afa6deae87f11a32c9b67869dda904031b",
    "signer": "0x57Ad6E2E3fFc5ABe9b5FE7DC3bF7c07c8cCf9Ccf",
    "userId": "571702334"
  }
}