{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "77868",
    "entityType": "User",
    "nonce": "0xa2b3e84b883c0730803d6525aeb3ed94a22fc9a03710453de297e97db592a324",
    "signature": "0x4f985470c332d46baa42a4495169b73cfa29f0943414a491979b3fc6ff748c7c707c69a59dbfd7a7f0c6f2876920a4413a7735b2c48210cbaf2778881059adac1c",
    "signer": "0x926F8d71a7109CF6Cce00DA74e1BcF50aAf63E8b",
    "userId": "358546053"
  }
}