{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "102629",
    "entityType": "User",
    "nonce": "0xbedea4a8c7231f8cff4e2edf588f56c9e1eb8bc0a20c60403fa4bd901c3a399b",
    "signature": "0xa392fea03b153f029e1cdc1db56efc7ba76155400a68012de09cb822d51c711229c669beaa3a80740f19b329f6459212bf7dc6ef5895f2e1ead4ce7407cf8b7f1b",
    "signer": "0xb7C7a8D9d12EBd1Cd438cB065E97280E6D7e912A",
    "userId": "984691913"
  }
}