{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "766161648",
    "entityType": "User",
    "nonce": "0x4afe93e5bc9726c55abef31e7e89120ad477f87ebdfeddc47b0e7c3bec2c6801",
    "signature": "0x99bf787068876bde739954e12081dcc9cd4b86af657b2cfae4888f96a8215af6623de272d477ca21d77816b3d761c481eb080ecef845e9019bb4f433d836b2661b",
    "signer": "0x7c2f6C8E39514CA33Af557b55Ae76A43850B28f5",
    "userId": "317425703"
  }
}