{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "136098",
    "entityType": "User",
    "nonce": "0x921c72ceadd17f5c12728c0f3e4e29e2d4c7eceafdd0441640e4b22a5aaa5d08",
    "signature": "0x3238d63101d62d84a8374c6f4fc1ebb0266b6538971276ff15b264b0311d0ddd348917746b2ec7b0379a39f78a01ef1119037db2399fc77b0d5f6ac5c0ef5ae21c",
    "signer": "0xDfAC0702040EaBd2d42e773014D4b014C0747D9c",
    "userId": "707937"
  }
}