{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "967172",
    "entityType": "User",
    "nonce": "0xcc130aa843ff54de7235431950c7ecbe942cb3cec862694390d86fa776904832",
    "signature": "0x8f2b3c2e6864f0dbf87f189c6fd10ed15b5540dbeef2a84edbe36bb39786edab3c503492165aa8159fcaa493cbb902bf4df7cfb87ec3d825ee6c7e5b148294221b",
    "signer": "0x3341e7b2faF31D80Ac15180871366fEa6EB23ef0",
    "userId": "915341703"
  }
}