{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "63277",
    "entityType": "User",
    "nonce": "0xb41bb9a1f517b16e37aed67549cae9bba8abf6e6027794497f847e1d67aaf05d",
    "signature": "0x2670f6d47e11d02cac4ce31ecea55c0c16fd26f326640c8bf6962f7f8d14a9bc59f2b620184994f2d64d50ed6005f017c272a3607167ea1adde7a0101ba7cb4b1b",
    "signer": "0x647204eDe2dcB8e40793BB48e4bb4Be7ab706de5",
    "userId": "580720856"
  }
}