{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "274758",
    "entityType": "User",
    "nonce": "0x701ce8444fc4da6384fa359d7401fea3a31e61bbd9afe3f1373c0bc02da80682",
    "signature": "0x54a904389eb9311e19d3fe32c8e5120f76293f07dc1572c43dff1df7a5e058af358878f302e4f370a609e97fd0d844910e316784e5d7c80e35699fa85a006efc1b",
    "signer": "0x7eBAab495a64FAea1f04dc59ff804bf939da7B12",
    "userId": "709077025"
  }
}