{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "54795",
    "entityType": "User",
    "nonce": "0xb51aa3f8d682dc4fb9b7f7df53445b6c64c0c5005df71253923c572c57b1418d",
    "signature": "0x4a71a229a27451e8c55a552c24b7cb725def9b00f89389ec916138b367c9da867649ff95cdc474776bf02fc586d24b1dbd2bb20c17abe7dee6ee5010637d5b791b",
    "signer": "0x292eF57C1FAAc86008ab58D5116e0ba424C9189b",
    "userId": "721084704"
  }
}