{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "29243",
    "entityType": "User",
    "nonce": "0xf940853ad4bc4b0c753ccfab56a2f5309fd845933ecc6bf916a014c7e6bca5c3",
    "signature": "0xd2b75ca385880998ec352e0bdf158d2f5b85e704050f01a22e10b03bdd5d82041a0e69de178673fc05c1e8b7f667e26708119323deda8cce6813968f7b35e02f1b",
    "signer": "0x1c4Ee34565eE3A8304706138026D7518821F356F",
    "userId": "584804802"
  }
}