{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "276441",
    "entityType": "User",
    "nonce": "0x586b29b655d78978abdc35094675811306c4b3fa207c02885d00f534e90a43cd",
    "signature": "0x04507b89b61b046874e4f4d2841b50be6b2f3af696d6035626780ffabb48f926211d829b9e61415be5613e83e23f4b6616fecdc9ae75603b3bd247cd1f12e2df1c",
    "signer": "0x7eBAab495a64FAea1f04dc59ff804bf939da7B12",
    "userId": "709077025"
  }
}