{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "136214",
    "entityType": "User",
    "nonce": "0x91cf00a93551b762d290008cdb0ab782e20a15294c03c61dfd242a45dcec4593",
    "signature": "0x1413795579f112d823a96d2e85681198a7ba32de9a772bb8eca66fdd7d9c9b7b6594ec92be8a8663bf5f3cce4f12e19a30110ccdec81637f9ffd07d0893574ec1c",
    "signer": "0xa2DaB1ebF6D10325b0948C994b592F7abB2Df44C",
    "userId": "728570067"
  }
}