{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "108047",
    "entityType": "User",
    "nonce": "0xb2786f54c9483efbe7af8e11fb47b62ddd64d9e01ac11b59a0e47768789f35e8",
    "signature": "0x83095851eb2c02ccb24e077ca274949f56c1b12fcf7aff90fec671b92461291273dccd3de529706a1ac74d5646b13871d4a439443c9dff4a425a88dee73f33391c",
    "signer": "0xa2DaB1ebF6D10325b0948C994b592F7abB2Df44C",
    "userId": "728570067"
  }
}