{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "829862826",
    "entityType": "User",
    "nonce": "0xd9a95e86ccf6db1323faeda74f4293daebedcd3218a1039844e936969a13278b",
    "signature": "0x5b56939bfabf283ac7de7fa0f3e84e7f7704972012d66aae8fe69e9bb0f53abc373c6df5e07b1d5804e87e1111bd29973389de9e3b299a99af2f08549d2665b81b",
    "signer": "0x9765cbE8e26a2c6c4847C1B69ABeB0B5250EC254",
    "userId": "678556080"
  }
}