{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "2595",
    "entityType": "User",
    "nonce": "0x733b6f6bc228b7ce32791c9e665706df019b60a18a0bcf12975c3d7589c70fd5",
    "signature": "0xce4b2a9c602b98d9e023e6d1fdde66f9b60649f1971a5258d200390a2058eae054e6530ae40cffc776ca3083693b906fd708f1ad402b2b1181de509fee0002721c",
    "signer": "0x712Aca9aA6ac07F98dcEC338Be9C15c3Dc47d569",
    "userId": "12730129"
  }
}