{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "51",
    "entityType": "User",
    "nonce": "0x95fbe7de5bd8b22a725a625ec12cb13dcdfb2988a1c2d641b303aa7fc91b185e",
    "signature": "0x72ccfa25d575f592494b7e793b9cc46a08a3067281e8b3b99e03594afd9d54506f2b4cdf30b8fcdf55f55a68947901bfeb1b675af1873b0c13718f872d6221031b",
    "signer": "0xAFae31abF18e281438EE939687DB3a8fc74C1742",
    "userId": "806786802"
  }
}