{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "101746",
    "entityType": "User",
    "nonce": "0x88ab1dd4f12b7bf879cbcffbe483695ee4568ee8b72309f407c1f5443025d109",
    "signature": "0x9f6cb2d37fb45018576eaa3e453a55a3a4e234ad47d10d99da791758bf83f6081c492ad9af0a453e794886ef1419a7a23ee815b18f35ee2ecb26cae3ea07c1a61b",
    "signer": "0xa2DaB1ebF6D10325b0948C994b592F7abB2Df44C",
    "userId": "728570067"
  }
}