{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "23661",
    "entityType": "User",
    "nonce": "0xfc1b1205e59389a1b68433360553659e7e595310f0defa9c7b51291b14aca297",
    "signature": "0x0b88b0316bed05efad426a3fa2f24a8b04f0bded707cc45427946b8188aae88f3b04b7f605a6bdd1a44b186b553c68e549f154ddd183d90f3df56d6298c296881b",
    "signer": "0x6eF66a6206A4589bEd5849d15Bc2746C2603b01f",
    "userId": "989336341"
  }
}