{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "127912",
    "entityType": "User",
    "nonce": "0xc20f6392173f23cd3651ce1903783f6834566df7be2fba52b7dad702ac959bad",
    "signature": "0xdfa6f6e15e563c7c0612ed98ac31efc6689521e1e45758e55c38dc61cf04f4217813cc2a18bded69bcad0153cb13ba8293c8e342df329544100538030e8afe661b",
    "signer": "0xa2DaB1ebF6D10325b0948C994b592F7abB2Df44C",
    "userId": "728570067"
  }
}