{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "135864",
    "entityType": "User",
    "nonce": "0xa8a78874157873c8ee1b2d3fd26a93213d6b22d74a4003558c28dd2d72a2a373",
    "signature": "0x82024ef550ed5541e3a597b47b247b14adba669d66d82aa210fdf6ca5622027a64f188dd026626e55fec4352bae209365349351de51b3100f38744b0502ab04b1c",
    "signer": "0xa2DaB1ebF6D10325b0948C994b592F7abB2Df44C",
    "userId": "728570067"
  }
}