{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "166592",
    "entityType": "User",
    "nonce": "0xaa1fe6437865da3bd6c6b7eb5c12d3e4b9d25e3b9c8182d61ba133d5958bae55",
    "signature": "0xe5aeb5c2b38da387af5a7cd2d7c808d2d36b5182a05a984782e04dcde09af922615df09fcf79ec114a111fbc2d3f330a97b4e2faf425747137a72be6c3f2bead1c",
    "signer": "0x766Ba5816f1Cbcd9649d3b301b8F423CFF252fdb",
    "userId": "758745"
  }
}