{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "41804",
    "entityType": "User",
    "nonce": "0xcb0c3ce993d2c1042b58793ecd9984e8cfe4b031e49f6e04633d3fe89c009a14",
    "signature": "0xea7e0544468443f2297b6a5bdc4e8158a510530de9833073cb055c184f5dfc0355aa5b90bcfc4757b85752ac18aa045626abb2138bf68e9c8e7d454b9d039bfe1c",
    "signer": "0x1b3E9Ea15dF71Ced48bA8E493c9BBBcBFa25823a",
    "userId": "913385866"
  }
}