{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "167051786",
    "entityType": "User",
    "nonce": "0xdbf79822286ad816795306bca3dd97f498b9da93027652223bddc3cf1f40552d",
    "signature": "0xd85e7ab8447b31bc1169afb977062166fdefc024bbd7490df1b393eb9873e1e66609b90c8821de15538f96a43bbd242e871982d93be88de6032c73ea5f9695891b",
    "signer": "0xa2DaB1ebF6D10325b0948C994b592F7abB2Df44C",
    "userId": "728570067"
  }
}