{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "84799",
    "entityType": "User",
    "nonce": "0x6052baac4b156140e13f6222dbb3842af84ecfebe441c0e4865e85fe77081269",
    "signature": "0xc69762c80f1f94c564b966f27f4ab5da1c20e8e3dab63c4a0aa85c5ca67a555e4a5477853c6a0ac68bf9bd17c5f484d5eb62d56e6327f7b61bf1b93fdd9646cc1c",
    "signer": "0xa2DaB1ebF6D10325b0948C994b592F7abB2Df44C",
    "userId": "728570067"
  }
}