{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "69922",
    "entityType": "User",
    "nonce": "0x438db83f24fc3ab29ebfd6b36b2eb6cfba2783517a4437734b8b1f58a26deaae",
    "signature": "0xe40a529763293e7e4462c0bd4570563ce050723c70a9664617fbc2786d12c661360c35dded1cc9d79dfe242e04931541126ad07b891580475253a0e74463eb8f1b",
    "signer": "0xCd69C2Cb50a21531a08Db7A8333c51532ea010f0",
    "userId": "837274016"
  }
}