{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "48765",
    "entityType": "User",
    "nonce": "0x2285d946ff4986468f228d37729114d22b817290b76c78ddcb5fa21b2850feec",
    "signature": "0x2ab7c7f549317fabe64b4d518136252ee4207c12251a2c42fc423f281bc975d26788101d57e734d102d79cb381825445bf9524d184e783bb1d66e3f7d6bdfc951b",
    "signer": "0x049B6aA1Fd211222995eB8Cc354010E9425c2815",
    "userId": "1948721"
  }
}