{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "364047",
    "entityType": "User",
    "nonce": "0x2925c1136a374889ca075d8f406d906e7f615092e763c10266574716dea34495",
    "signature": "0x3f16e6676cd523f9958d356d258063e676c04471618276cba2e8e81aeb003efc42e56649f62bd2a1af87facbf47039f99809ef3c3a4056dc7ce99e3a9a0e7f441b",
    "signer": "0xa2DaB1ebF6D10325b0948C994b592F7abB2Df44C",
    "userId": "728570067"
  }
}