{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "346795",
    "entityType": "User",
    "nonce": "0xc2303257c3d346fe8cd9509dd26aa5ae63ead5e9a787670134dc0364d83bfb0a",
    "signature": "0xc9f709a39361af608830ece17f8f62bad8aefab58be0325c6f63e2bcc904e3577113fc471214083e4ca867ac89f5bedf96355b1c22911445379d82fa03c6174a1b",
    "signer": "0x7eBAab495a64FAea1f04dc59ff804bf939da7B12",
    "userId": "709077025"
  }
}