{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "125235",
    "entityType": "User",
    "nonce": "0x380ac5cd7a15db4369ae3531d0e0d1975066e219ff7941e61543ef76c0ba5937",
    "signature": "0x2cf717ad8437deb1db538b1805a771e5be33d4767811d8cbcebd382bdd75685706b78746a247ac1438512de4a46e71e8d2ffdcf1caa7d3d2d771e7c2e2afdcb71c",
    "signer": "0xE795526f098824a87a94C79d58a4299b51b20a3c",
    "userId": "837713671"
  }
}