{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "465531556",
    "entityType": "User",
    "nonce": "0x8c763ffe3aade8d0d4bb313255275ee82bfb6d479c9a511c7f1598fdd1ce9111",
    "signature": "0x1ebf31f2af93f7590a4280812b571a4e604b1452357f741c4f5bef1d8ffa3a65225e9bc7590e7458aba9cb70e7e3cd82e885d27137677620a7a66091dad7c05f1b",
    "signer": "0xE795526f098824a87a94C79d58a4299b51b20a3c",
    "userId": "837713671"
  }
}