{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "117827",
    "entityType": "User",
    "nonce": "0x44d0096cb4e7523abaa9525e28df97c43a74f62c8cbdce00749d11cab35968ac",
    "signature": "0xd57442787362779021616bd85d77d2c6dad782be79f739e2cf52b47a31371e15767e3c03e1c1aa97471fa7dc18d7dc085c7f403eee85908dafe72c036a71a55a1b",
    "signer": "0xD3e2a2Aeb739263055A5ec4484257b4927578D03",
    "userId": "117667088"
  }
}