{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "480962013",
    "entityType": "User",
    "nonce": "0x239dd647f8ecef175976ad6a0c95ba9b76ef057d849a8ba7d57ea2a5a44954e6",
    "signature": "0xc136c1fc76c0ea6d78daeda9cd53ac98ecfdfafcffa2881e7ee9100524f0910d604e1178634216ef5146ee8cd15b403bd5bd89ce3bae366cc4557a60bcc9a5db1b",
    "signer": "0x94d1769762bc3a1e7DCd3e8a31C89Ff199833Da6",
    "userId": "715573876"
  }
}