{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "765901034",
    "entityType": "User",
    "nonce": "0xd82598155f3859e6cf562f703b8a4038d90f9dc852f8beec7348eefef4782ae8",
    "signature": "0x6e98085430f6fd9544d5b98355fc7e26438a230bf0a7ec58853b6c15d360939f1f35fb492deba379f8318e55cbc25ba0c03ad38074aeae941820f67a2d4fcb6a1b",
    "signer": "0x43dA66b40816c8fb9e2B0AA77E0643192169AF14",
    "userId": "636236864"
  }
}