{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "44142994",
    "entityType": "User",
    "nonce": "0xee7155ac91886b7bdeef38ef2123214309ff2247b7905c0d11f22c07471ebbbf",
    "signature": "0x810f88206c142679cb9286be7a5f37367effe0c7395f8296689065e338915b8e01f608d8c86cb14a3f354d704f18a2c7083f51574f3e3e5ad37c29e6496bf8ba1c",
    "signer": "0x4ab505DBD73CB27C1457E037607E5fB3B27915f9",
    "userId": "186630"
  }
}