{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "51",
    "entityType": "User",
    "nonce": "0x1eb132f12b7fc48f242556a59b48e727e5bf298bd57187a13274c888da431aa7",
    "signature": "0x80135db22b5c36ca9971ec2ea969b315057ade9d84233b297ecd0373bf06c18d76b2ec290e3031d7d38a9d95983d3789d23f2986e445a2378d002aab4cfc7d081b",
    "signer": "0xf25419f1E1Db23bd7ad07aC9CE49069f2ef5476a",
    "userId": "984759467"
  }
}