{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "356137",
    "entityType": "User",
    "nonce": "0xa19988f94ecda9b632b8956ec7425b68dde18005ce807fae3fd5f1418728f2d5",
    "signature": "0x274d420a4118fb9c53427543f2a066063510d9011b9e3eca2ca5e2972625b2ad25adbed855b84ccc10f57c9ae90b4823dea5f55f43c4e37a99fbe9aba78218581b",
    "signer": "0x1DAE2f67411425Ea8f5eF5873622df905e59d83D",
    "userId": "410756960"
  }
}