{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "1036471",
    "entityType": "User",
    "nonce": "0xc1335f3f84102030d8e6f66ce3d1d54a9660ffc7863a70f23d725d074490ddae",
    "signature": "0x1843bbc2e67467dbfe6044a23fdfe21f2b18de6b27b8d3079616a91be8bf5aa93398ad4f3cc691b4d80d7f3904f48eea12d1179304607e5cf70de6a0eb478fd51b",
    "signer": "0xAfE04b3A47505816aD72A3036422AC553C1dFEc3",
    "userId": "515307498"
  }
}