{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "35845",
    "entityType": "User",
    "nonce": "0x5a71affd71f9bb1699b6ef402c6a89095a1172785bddf8382f88868dfe5d597c",
    "signature": "0x6b92a4c192797d732f179045842e75e9ad4beac3a9ee4df6f46af6a1892634dc375f3cd7d4040bfc9d2cd6e4beeea578bce2be177d32cc80a9ddde8242c65c761c",
    "signer": "0x569a23a5D506E4404139fB7510738Ee5b80F5624",
    "userId": "280440301"
  }
}