{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "44625",
    "entityType": "User",
    "nonce": "0xced916c3167ed6cee16df869b4208a60d3a2cf3290d04bf88e6bee3d5eab2cba",
    "signature": "0x58ea9d8747be5a79af0495bf80f915640459c1e47d79a324be73e65b29ba8d724a729b63ee27db43a31a0122c27cab2f0bd90516890d6dfe97e587d87f4ac5dd1b",
    "signer": "0xA27B00F57fC7B3E81c4d7C4919aCec97E1fCf667",
    "userId": "329513359"
  }
}