{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "25895518",
    "entityType": "User",
    "nonce": "0x1d0361a781e30e29e640f366f33bb40a8d3d53e60f92f6f6ce2464132168ece9",
    "signature": "0xdd6f1542cd30fb4d89d1e32d28c606b8f982a8549d80b052ecdbb7ffdf7e811b10d42b70d137984c450f82f0d24b43c0f14ab40e962cd852e8ae4f48bb79e9621c",
    "signer": "0x9e170ccdBeCf0871259759c43e12DE99fcf47Fed",
    "userId": "898176077"
  }
}