{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "51425",
    "entityType": "User",
    "nonce": "0xb89817a97c1e7c1e2ee26db612423332462b55f2457fa716d415cac9ad9a91cf",
    "signature": "0xb9116dcbc037807ad9318ecca4b80b4ffa467a6cd1af953d483714cec74795130badab00a39ba1dad15dd10ba6a999a9609066c552fa1c7b928e562079b23f1c1c",
    "signer": "0x80005E1c5cb88Fd03a994eC8a06eFD4c801102D7",
    "userId": "225974748"
  }
}