{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "28155",
    "entityType": "User",
    "nonce": "0xce1e5e61904a5a545cb48ff737ba6837f4e5c5d4e5ff3a3d6fb2d7ceedd64edf",
    "signature": "0x472c2bad31d61fbdf78e962078d7760a3ac09bf174367ca36595c7ee20f91de723f03e78cc2fbc8618ce1ebe8d2050e290880d3e31e58641939f1c483e4806491c",
    "signer": "0x11418bF0f89e9E71744d275CB6A34888cc3A769a",
    "userId": "904421219"
  }
}