{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "50672",
    "entityType": "User",
    "nonce": "0xafe05c875f36c1ce93936ff16486b896f3f3c49b8a0b30a8f5625e00758bfc08",
    "signature": "0x794807a7cc7846d99fcc283005e8a6839f54cf22258ddbc9f4d81b7e0291c6f227b12881413ddd92d65a327055e632087455afbbf1233e4b940d2983820583471c",
    "signer": "0xa9F79B22c01cCa5D2eE21cA378895B1A2F9A8b80",
    "userId": "14380244"
  }
}