{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "115779",
    "entityType": "User",
    "nonce": "0xc6ff2416d37bf791d237869fccecdcd29669167f46c754e4ed05aa805e47d639",
    "signature": "0xae01b849d4f48d77c69cd8c7a9c801395713c9ae80f1cb6895d602aace9ef6ef05d79ea9827b9052e6666bb1a712eac7c4e6c6f4fa7fa14fdf954a5e34760ff01b",
    "signer": "0x1d868e2cc29848871636BdCF83a08A975835b6DD",
    "userId": "120328011"
  }
}