{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "107436",
    "entityType": "User",
    "nonce": "0x9683f479ed1b6c959a10cb1e56a245306e8b89b5ad1ccadb1c5b520c2e52acb2",
    "signature": "0xa2155b9cc9620569937de2ca80a1095ee3e0a6fb8d8aae6b200024a22703ddb360477ceeef2287b9ce07b90e5e5fd8ae6a7fae3db02013958b7c012fe2ece0a71b",
    "signer": "0x6948e0418Ce2eE9cD054e9d4Bc50614964F459Ac",
    "userId": "415252957"
  }
}