{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "237191",
    "entityType": "User",
    "nonce": "0xe3e1d653dccb7e1234f947d4da39dced116afd1d1ca32cc2a22816b7cddadbe1",
    "signature": "0xb7e95af1d0eb5639751a77d613c9d978c09d638eb1797678c9c8b905f3af8b95650f93e88f522392dd7e10b990b9fe07a90d2f89f8cd89823f65266220944e741b",
    "signer": "0x24844077bE6bb825c0548F36B4EFA030d05Ee1CD",
    "userId": "601282125"
  }
}