{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "89027",
    "entityType": "User",
    "nonce": "0x9a05b19d1235a79968bc139d79ede68d228db5658218a01fff7359be79939ea3",
    "signature": "0x4dd3ae83fb388b61575e594d1a55537a242ac894cfeff7d89e100698ec28d24f32118705140fb216ee006851129c91ee326962e48fa142bb9016dd247e96a9201b",
    "signer": "0xa2DaB1ebF6D10325b0948C994b592F7abB2Df44C",
    "userId": "728570067"
  }
}