{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "934134676",
    "entityType": "User",
    "nonce": "0x428416060f25c9d79b5f992e92b4f29d44689ac8fbc3af1a47578f0445466512",
    "signature": "0x1b3b2962587e49e8ca8c1f57e9d2dce0f50064abb506b5b8bc513bcf6f3e22ef1c0a40c27ee2d42b1e05309abe47c62320b2c49ed40e6c7e7b1e622a0a50f8971c",
    "signer": "0x227c6D4cdFc19155a5212Bc082E6079835436E1e",
    "userId": "94961"
  }
}