{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "119404",
    "entityType": "User",
    "nonce": "0xd7d0e44660ba8c01766610f01ffc51feb5ef53a65bbb8ae5ca77313b5d26bf7a",
    "signature": "0xea19f5db7af6f426fd0d1133874faf44f798adf3081af4156c1a1525b4bf3cd40d1514407bab8574bff9ebd3e093a8edaa702a07c0daf3700e961fce54bbdcc61c",
    "signer": "0x2Df83D15c880275a0138820cE2009Fc85eF32C65",
    "userId": "107618708"
  }
}