{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "59311395",
    "entityType": "User",
    "nonce": "0x76cfd5a6eecd056942487c77a957eab1bda649c78a3ed5e05858f32733ef0660",
    "signature": "0x5abdd098a34659d0e97e33eac57880211d363f75edaf4526ad0cf6a288160b4e68a996aa1c8ad90524ec31e103030ff9661eeb21e9be0911578130f72391da591c",
    "signer": "0xa2DaB1ebF6D10325b0948C994b592F7abB2Df44C",
    "userId": "728570067"
  }
}