{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "12686",
    "entityType": "User",
    "nonce": "0x6a2bf6a41983782d32c3cf7d2e1ca9c9e8ad53f03757f15e866bfa8c7d6b16fc",
    "signature": "0x09c5aa5a32804233906d1116820beb5ef451b18281412f3e48c8289b7353cbe152c421bfdcac728610da0e35c9bf3196490b82b3a6d50d0a3f956db785f3eb5b1c",
    "signer": "0x262a2A1c96da0dFD6f33595c8D775BefA860d02e",
    "userId": "486490947"
  }
}