{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "786939",
    "entityType": "User",
    "nonce": "0x97bc5e932e74aedc282b791c0d7637aa89f39be022bd29fd7ceaf3691c10ec95",
    "signature": "0x58e0d41354f5e5b63e59b75470834a5ea5085f4da1869d5118b8f2e142669ed57ca5fbb02acd2171b52af402e8c272e62ac25c91ab26d310bdc372481f23a50c1c",
    "signer": "0x8B50B0687712445cB22f8e1232Be42e560bE3deb",
    "userId": "487640022"
  }
}