{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "95312146",
    "entityType": "User",
    "nonce": "0xe4d9187b3f058b99770b8f1cfacfc5f90bd68c8e1b38591fdb3a2f99bba2a98a",
    "signature": "0x41f7bb699f9de0796d9fd124071320f9d355f40e86020c3c42212d9ebc102a2f5730856db549546a26624b11e423d3d1408634202f2e02a8d2bb826a93f25d0d1c",
    "signer": "0x647204eDe2dcB8e40793BB48e4bb4Be7ab706de5",
    "userId": "580720856"
  }
}