{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "381991",
    "entityType": "User",
    "nonce": "0x912fa15672fb7a7c359dc4947f4d20d6e512d227bfecb96bc63e486eecdd2316",
    "signature": "0xc032c66b45fff0ca2f4897cc5a2f57ba2664deb4c3e250084524e454a5c559e732fa3900e4d61e56846b198dface66413526cbe8d623441adb4a4b35f35000ae1c",
    "signer": "0xd6F1269ac846201d7f6d5574279594D67A06bBb2",
    "userId": "624634439"
  }
}