{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "10431",
    "entityType": "User",
    "nonce": "0x859be73b219068ea4789e79c761989983356519a5403adf449fee55a7490adff",
    "signature": "0x4dda55d493533aa2c838c30403b9b7c7b456e2de26cb4ac26d9610eb67861e5248e2acdfa0e7f975ca4ec261cc26b26cdd1e17f566a446e829373e38fa039d161b",
    "signer": "0xE795526f098824a87a94C79d58a4299b51b20a3c",
    "userId": "837713671"
  }
}