{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "39692",
    "entityType": "User",
    "nonce": "0xbb2fced522281d8a96263150379d4fff813a08afbf5ee2e18888549939605c2d",
    "signature": "0xd232cef0d2b4acc8043f5eaad753812c67cb73588bbeb383a37af600d7db047826c6df3c8e14ae8445e95e5f7a0c7304f82c500fbf38fd96cf94885542239e6a1c",
    "signer": "0x745895918A1926af8a7B4C34Af51BdF98bf5C7C8",
    "userId": "54958731"
  }
}