{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "80713",
    "entityType": "User",
    "nonce": "0xa195e344d33da4bf17506243dd55ad33585990421bd231dad9c15cf7ac3ecde9",
    "signature": "0x2f56668b60f7feb6cb3fee066e770d951e09c50db84506b0f8689394d78f591f55137b152b850973ff6a7d3ab3a53f47e051d124f3f90e1fb077f22720b0a6f31c",
    "signer": "0xa2DaB1ebF6D10325b0948C994b592F7abB2Df44C",
    "userId": "728570067"
  }
}