{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "18115",
    "entityType": "User",
    "nonce": "0x34e052f9ee5258c2087d4b5b736e0961b9453247583b856a80671b992da58d4e",
    "signature": "0xeb8021fcf26d8c2eb04a82c853fdd35e37fecb7735aa56714d1cd12c0604fb886b0a5b32361ed11b7cb6b942631fce4cb1883b8e647614df882a64f5a2f4a8681b",
    "signer": "0x7eBAab495a64FAea1f04dc59ff804bf939da7B12",
    "userId": "709077025"
  }
}