{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "308922",
    "entityType": "User",
    "nonce": "0xaaece801bcb255af9f5ef08aca5763c7eca4bf3d41c53e5d9d469be6f12a836c",
    "signature": "0xa26400ec67c4238d1582cc81c375c424543a10f3bad7d88c6b1c428c4385365065f66b3ce1d2f4dd15715a83ab497049e1afba0ba737294744bba63bd6c6fd4a1c",
    "signer": "0x262a2A1c96da0dFD6f33595c8D775BefA860d02e",
    "userId": "486490947"
  }
}