{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "2595",
    "entityType": "User",
    "nonce": "0x0d847168a31d7554046294c15677c8712d72b1a6b3b439bb312f0dab0375b7b3",
    "signature": "0xaab3ed71259c5c8d45070776c1b46b79a098f1cdd2dc776d7d6340a4868f91b773056275a025d72a1fadd618deb362b186ba2464ce399c893a33629a36089a1e1c",
    "signer": "0x9a5ed0b3F555Cb77D9B73d00AF43BaA4F88b1487",
    "userId": "736503935"
  }
}