{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "326961",
    "entityType": "User",
    "nonce": "0x7b0bec3f6beb96f95f240ba9dbb06080589fc30400b2b397725f4fb56d22553c",
    "signature": "0x193e736b42de73286db972befad98e46784fb089e73a4c25fe7862c4504cc964300d224a2ea3eb4e9abce19f7e1bde55595237f84e05dd5e3b8c73ce775b875f1c",
    "signer": "0xE795526f098824a87a94C79d58a4299b51b20a3c",
    "userId": "837713671"
  }
}