{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "91134",
    "entityType": "User",
    "nonce": "0x948530723368c31c3d65eeb083326fc34b19a0bb6334596433a63ae8b8ed0513",
    "signature": "0xdc65c60d5e3f8ac5d09680a9714710a373e8297818e6ae1fffec0a4f087211582a9e0fd85f1ec6cec1686f905a3ba83464c7805ab51c1292f98d0f214dae380b1c",
    "signer": "0xa2DaB1ebF6D10325b0948C994b592F7abB2Df44C",
    "userId": "728570067"
  }
}