{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "36630",
    "entityType": "User",
    "nonce": "0x8582a49a6a8c5631938dfa985c589e4dd4e66ad5270a810145d82a294d69356a",
    "signature": "0x5e2c0c3eac9fb6ce0aa36642f48a5a682ef3034ad12b00e450d0d7dcd161c50233f1ba209d6e0d023934dd287f04cac938a17c3c3adf9ec7a0b26939ac503e931b",
    "signer": "0xa2DaB1ebF6D10325b0948C994b592F7abB2Df44C",
    "userId": "728570067"
  }
}