{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "382145",
    "entityType": "User",
    "nonce": "0x9ed8b2ae95e405c6747572a2137f2fdad4ee3c3eac77998b3d0ba2c1798c02c3",
    "signature": "0x0bbe03375fce243dfb929e84d5fe3298aea90ef70ac0ef4944a97cf84882b5923846b7a124381792aa2212b10670f1fe00d1543fe980740a66dc85b47e9040041b",
    "signer": "0x40E8E224E8F8a9f835e4dc8851Da72DCEd75986F",
    "userId": "504092010"
  }
}