{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "936620",
    "entityType": "User",
    "nonce": "0x56a7303517df9dbcb85b6962506df6529fab052529eb32513acd74d06c50fc3f",
    "signature": "0x98e973151f220ab9c1ca7253fc890e07a9b102b8d2b90974a046819dfc4f00eb73d8b88da597646f04d35121b3809fbfc27112b0017a6a03b33a204bfb5af1f31c",
    "signer": "0xa2DaB1ebF6D10325b0948C994b592F7abB2Df44C",
    "userId": "728570067"
  }
}